Home / 86,402.34-119,156.15-59,217.93

Finding the Fourth Proportional to 86,402.34, 119,156.15 and 59,217.93

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Solution

The fourth proportional to 86,402.34, 119,156.15 and 59,217.93 is: 81,666.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,402.34 : 119,156.15 = 59,217.93 : x
  2. Step 2: Convert to fraction form
    86,402.34/119,156.15 = 59,217.93/x
  3. Step 3: Cross multiply
    86,402.34x = 119,156.15 × 59,217.93
  4. Step 4: Simplify right side
    86,402.34x = 7,056,180,253.68
  5. Step 5: Solve for x
    x = 7,056,180,253.68/86,402.34
  6. Step 6: Final answer
    x = 81,666.54

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1.5x scale

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.