Home / 177,663.20-266,482.65-57,718.40

Finding the Fourth Proportional to 177,663.20, 266,482.65 and 57,718.40

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Solution

The fourth proportional to 177,663.20, 266,482.65 and 57,718.40 is: 86,573.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,663.20 : 266,482.65 = 57,718.40 : x
  2. Step 2: Convert to fraction form
    177,663.20/266,482.65 = 57,718.40/x
  3. Step 3: Cross multiply
    177,663.20x = 266,482.65 × 57,718.40
  4. Step 4: Simplify right side
    177,663.20x = 15,380,952,185.76
  5. Step 5: Solve for x
    x = 15,380,952,185.76/177,663.20
  6. Step 6: Final answer
    x = 86,573.65

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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.