Home / 153,060.08-229,583.76-53,242.88

Finding the Fourth Proportional to 153,060.08, 229,583.76 and 53,242.88

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Solution

The fourth proportional to 153,060.08, 229,583.76 and 53,242.88 is: 79,862.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,060.08 : 229,583.76 = 53,242.88 : x
  2. Step 2: Convert to fraction form
    153,060.08/229,583.76 = 53,242.88/x
  3. Step 3: Cross multiply
    153,060.08x = 229,583.76 × 53,242.88
  4. Step 4: Simplify right side
    153,060.08x = 12,223,700,583.63
  5. Step 5: Solve for x
    x = 12,223,700,583.63/153,060.08
  6. Step 6: Final answer
    x = 79,862.11

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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.