Home / 218,181.52-301,094.58-127,545.22

Finding the Fourth Proportional to 218,181.52, 301,094.58 and 127,545.22

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Solution

The fourth proportional to 218,181.52, 301,094.58 and 127,545.22 is: 176,014.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,181.52 : 301,094.58 = 127,545.22 : x
  2. Step 2: Convert to fraction form
    218,181.52/301,094.58 = 127,545.22/x
  3. Step 3: Cross multiply
    218,181.52x = 301,094.58 × 127,545.22
  4. Step 4: Simplify right side
    218,181.52x = 38,403,174,446.91
  5. Step 5: Solve for x
    x = 38,403,174,446.91/218,181.52
  6. Step 6: Final answer
    x = 176,014.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.