Home / 102,426.62-141,349.98-59,416.08

Finding the Fourth Proportional to 102,426.62, 141,349.98 and 59,416.08

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Solution

The fourth proportional to 102,426.62, 141,349.98 and 59,416.08 is: 81,994.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,426.62 : 141,349.98 = 59,416.08 : x
  2. Step 2: Convert to fraction form
    102,426.62/141,349.98 = 59,416.08/x
  3. Step 3: Cross multiply
    102,426.62x = 141,349.98 × 59,416.08
  4. Step 4: Simplify right side
    102,426.62x = 8,398,461,719.68
  5. Step 5: Solve for x
    x = 8,398,461,719.68/102,426.62
  6. Step 6: Final answer
    x = 81,994.91

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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.