Home / 38,712.33-58,068.50-31,772.25

Finding the Fourth Proportional to 38,712.33, 58,068.50 and 31,772.25

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Solution

The fourth proportional to 38,712.33, 58,068.50 and 31,772.25 is: 47,658.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,712.33 : 58,068.50 = 31,772.25 : x
  2. Step 2: Convert to fraction form
    38,712.33/58,068.50 = 31,772.25/x
  3. Step 3: Cross multiply
    38,712.33x = 58,068.50 × 31,772.25
  4. Step 4: Simplify right side
    38,712.33x = 1,844,966,740.26
  5. Step 5: Solve for x
    x = 1,844,966,740.26/38,712.33
  6. Step 6: Final answer
    x = 47,658.38

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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.