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Finding the Fourth Proportional to 83,330.88, 114,877.08 and 59,416.08

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Solution

The fourth proportional to 83,330.88, 114,877.08 and 59,416.08 is: 81,908.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,330.88 : 114,877.08 = 59,416.08 : x
  2. Step 2: Convert to fraction form
    83,330.88/114,877.08 = 59,416.08/x
  3. Step 3: Cross multiply
    83,330.88x = 114,877.08 × 59,416.08
  4. Step 4: Simplify right side
    83,330.88x = 6,825,545,775.45
  5. Step 5: Solve for x
    x = 6,825,545,775.45/83,330.88
  6. Step 6: Final answer
    x = 81,908.96

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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.