Home / 123,561.48-183,752.65-119,624.88

Finding the Fourth Proportional to 123,561.48, 183,752.65 and 119,624.88

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Solution

The fourth proportional to 123,561.48, 183,752.65 and 119,624.88 is: 177,898.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,561.48 : 183,752.65 = 119,624.88 : x
  2. Step 2: Convert to fraction form
    123,561.48/183,752.65 = 119,624.88/x
  3. Step 3: Cross multiply
    123,561.48x = 183,752.65 × 119,624.88
  4. Step 4: Simplify right side
    123,561.48x = 21,981,388,705.93
  5. Step 5: Solve for x
    x = 21,981,388,705.93/123,561.48
  6. Step 6: Final answer
    x = 177,898.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.