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Finding the Fourth Proportional to 153,359.80, 230,126.10 and 59,853.40

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Solution

The fourth proportional to 153,359.80, 230,126.10 and 59,853.40 is: 89,813.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,359.80 : 230,126.10 = 59,853.40 : x
  2. Step 2: Convert to fraction form
    153,359.80/230,126.10 = 59,853.40/x
  3. Step 3: Cross multiply
    153,359.80x = 230,126.10 × 59,853.40
  4. Step 4: Simplify right side
    153,359.80x = 13,773,829,513.74
  5. Step 5: Solve for x
    x = 13,773,829,513.74/153,359.80
  6. Step 6: Final answer
    x = 89,813.82

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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.