Home / 67,899.32-93,702.08-37,686.60

Finding the Fourth Proportional to 67,899.32, 93,702.08 and 37,686.60

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Solution

The fourth proportional to 67,899.32, 93,702.08 and 37,686.60 is: 52,008.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,899.32 : 93,702.08 = 37,686.60 : x
  2. Step 2: Convert to fraction form
    67,899.32/93,702.08 = 37,686.60/x
  3. Step 3: Cross multiply
    67,899.32x = 93,702.08 × 37,686.60
  4. Step 4: Simplify right side
    67,899.32x = 3,531,312,808.13
  5. Step 5: Solve for x
    x = 3,531,312,808.13/67,899.32
  6. Step 6: Final answer
    x = 52,008.07

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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.