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Finding the Fourth Proportional to 61,572,108.80, 92,390,030.40 and 44,672,268.80

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Solution

The fourth proportional to 61,572,108.80, 92,390,030.40 and 44,672,268.80 is: 67,031,523.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,572,108.80 : 92,390,030.40 = 44,672,268.80 : x
  2. Step 2: Convert to fraction form
    61,572,108.80/92,390,030.40 = 44,672,268.80/x
  3. Step 3: Cross multiply
    61,572,108.80x = 92,390,030.40 × 44,672,268.80
  4. Step 4: Simplify right side
    61,572,108.80x = 4,127,272,272,468,971.50
  5. Step 5: Solve for x
    x = 4,127,272,272,468,971.50/61,572,108.80
  6. Step 6: Final answer
    x = 67,031,523.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.