Home / 67,869.11-93,659.93-37,656.40

Finding the Fourth Proportional to 67,869.11, 93,659.93 and 37,656.40

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Solution

The fourth proportional to 67,869.11, 93,659.93 and 37,656.40 is: 51,966.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,869.11 : 93,659.93 = 37,656.40 : x
  2. Step 2: Convert to fraction form
    67,869.11/93,659.93 = 37,656.40/x
  3. Step 3: Cross multiply
    67,869.11x = 93,659.93 × 37,656.40
  4. Step 4: Simplify right side
    67,869.11x = 3,526,895,788.05
  5. Step 5: Solve for x
    x = 3,526,895,788.05/67,869.11
  6. Step 6: Final answer
    x = 51,966.14

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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.