Home / 37,787.40-56,681.10-25,345.80

Finding the Fourth Proportional to 37,787.40, 56,681.10 and 25,345.80

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Solution

The fourth proportional to 37,787.40, 56,681.10 and 25,345.80 is: 38,018.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,787.40 : 56,681.10 = 25,345.80 : x
  2. Step 2: Convert to fraction form
    37,787.40/56,681.10 = 25,345.80/x
  3. Step 3: Cross multiply
    37,787.40x = 56,681.10 × 25,345.80
  4. Step 4: Simplify right side
    37,787.40x = 1,436,627,824.38
  5. Step 5: Solve for x
    x = 1,436,627,824.38/37,787.40
  6. Step 6: Final answer
    x = 38,018.70

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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.