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Finding the Fourth Proportional to 181,657.20, 272,510.10 and 63,364.80

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Solution

The fourth proportional to 181,657.20, 272,510.10 and 63,364.80 is: 95,055.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,657.20 : 272,510.10 = 63,364.80 : x
  2. Step 2: Convert to fraction form
    181,657.20/272,510.10 = 63,364.80/x
  3. Step 3: Cross multiply
    181,657.20x = 272,510.10 × 63,364.80
  4. Step 4: Simplify right side
    181,657.20x = 17,267,547,984.48
  5. Step 5: Solve for x
    x = 17,267,547,984.48/181,657.20
  6. Step 6: Final answer
    x = 95,055.68

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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.