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Finding the Fourth Proportional to 177,148.80, 266,030.40 and 124,924.80

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Solution

The fourth proportional to 177,148.80, 266,030.40 and 124,924.80 is: 187,603.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,148.80 : 266,030.40 = 124,924.80 : x
  2. Step 2: Convert to fraction form
    177,148.80/266,030.40 = 124,924.80/x
  3. Step 3: Cross multiply
    177,148.80x = 266,030.40 × 124,924.80
  4. Step 4: Simplify right side
    177,148.80x = 33,233,794,513.92
  5. Step 5: Solve for x
    x = 33,233,794,513.92/177,148.80
  6. Step 6: Final answer
    x = 187,603.84

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1.5x scale

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.