Home / 66,187.40-99,281.10-58,929.80

Finding the Fourth Proportional to 66,187.40, 99,281.10 and 58,929.80

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Solution

The fourth proportional to 66,187.40, 99,281.10 and 58,929.80 is: 88,394.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,187.40 : 99,281.10 = 58,929.80 : x
  2. Step 2: Convert to fraction form
    66,187.40/99,281.10 = 58,929.80/x
  3. Step 3: Cross multiply
    66,187.40x = 99,281.10 × 58,929.80
  4. Step 4: Simplify right side
    66,187.40x = 5,850,615,366.78
  5. Step 5: Solve for x
    x = 5,850,615,366.78/66,187.40
  6. Step 6: Final answer
    x = 88,394.70

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1.5x scale

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.