Home / 61,934.60-92,901.90-57,787.40

Finding the Fourth Proportional to 61,934.60, 92,901.90 and 57,787.40

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Solution

The fourth proportional to 61,934.60, 92,901.90 and 57,787.40 is: 86,681.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,934.60 : 92,901.90 = 57,787.40 : x
  2. Step 2: Convert to fraction form
    61,934.60/92,901.90 = 57,787.40/x
  3. Step 3: Cross multiply
    61,934.60x = 92,901.90 × 57,787.40
  4. Step 4: Simplify right side
    61,934.60x = 5,368,559,256.06
  5. Step 5: Solve for x
    x = 5,368,559,256.06/61,934.60
  6. Step 6: Final answer
    x = 86,681.10

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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.