Home / 292,080.06-438,123.60-102,545.19

Finding the Fourth Proportional to 292,080.06, 438,123.60 and 102,545.19

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Solution

The fourth proportional to 292,080.06, 438,123.60 and 102,545.19 is: 153,819.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,080.06 : 438,123.60 = 102,545.19 : x
  2. Step 2: Convert to fraction form
    292,080.06/438,123.60 = 102,545.19/x
  3. Step 3: Cross multiply
    292,080.06x = 438,123.60 × 102,545.19
  4. Step 4: Simplify right side
    292,080.06x = 44,927,467,805.48
  5. Step 5: Solve for x
    x = 44,927,467,805.48/292,080.06
  6. Step 6: Final answer
    x = 153,819.02

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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.