Home / 76,024.24-104,909.21-42,030.74

Finding the Fourth Proportional to 76,024.24, 104,909.21 and 42,030.74

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Solution

The fourth proportional to 76,024.24, 104,909.21 and 42,030.74 is: 58,000.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,024.24 : 104,909.21 = 42,030.74 : x
  2. Step 2: Convert to fraction form
    76,024.24/104,909.21 = 42,030.74/x
  3. Step 3: Cross multiply
    76,024.24x = 104,909.21 × 42,030.74
  4. Step 4: Simplify right side
    76,024.24x = 4,409,411,938.85
  5. Step 5: Solve for x
    x = 4,409,411,938.85/76,024.24
  6. Step 6: Final answer
    x = 58,000.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.