Home / 59,678.60-89,549.28-26,421.68

Finding the Fourth Proportional to 59,678.60, 89,549.28 and 26,421.68

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Solution

The fourth proportional to 59,678.60, 89,549.28 and 26,421.68 is: 39,646.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,678.60 : 89,549.28 = 26,421.68 : x
  2. Step 2: Convert to fraction form
    59,678.60/89,549.28 = 26,421.68/x
  3. Step 3: Cross multiply
    59,678.60x = 89,549.28 × 26,421.68
  4. Step 4: Simplify right side
    59,678.60x = 2,366,042,420.39
  5. Step 5: Solve for x
    x = 2,366,042,420.39/59,678.60
  6. Step 6: Final answer
    x = 39,646.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.