Home / 52,429.90-72,422.51-38,845.54

Finding the Fourth Proportional to 52,429.90, 72,422.51 and 38,845.54

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Solution

The fourth proportional to 52,429.90, 72,422.51 and 38,845.54 is: 53,658.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,429.90 : 72,422.51 = 38,845.54 : x
  2. Step 2: Convert to fraction form
    52,429.90/72,422.51 = 38,845.54/x
  3. Step 3: Cross multiply
    52,429.90x = 72,422.51 × 38,845.54
  4. Step 4: Simplify right side
    52,429.90x = 2,813,291,509.11
  5. Step 5: Solve for x
    x = 2,813,291,509.11/52,429.90
  6. Step 6: Final answer
    x = 53,658.15

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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.