Home / 102,548.40-153,822.60-62,977.20

Finding the Fourth Proportional to 102,548.40, 153,822.60 and 62,977.20

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Solution

The fourth proportional to 102,548.40, 153,822.60 and 62,977.20 is: 94,465.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,548.40 : 153,822.60 = 62,977.20 : x
  2. Step 2: Convert to fraction form
    102,548.40/153,822.60 = 62,977.20/x
  3. Step 3: Cross multiply
    102,548.40x = 153,822.60 × 62,977.20
  4. Step 4: Simplify right side
    102,548.40x = 9,687,316,644.72
  5. Step 5: Solve for x
    x = 9,687,316,644.72/102,548.40
  6. Step 6: Final answer
    x = 94,465.80

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1.5x scale

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.