Home / 176,095.04-243,008.80-100,641.60

Finding the Fourth Proportional to 176,095.04, 243,008.80 and 100,641.60

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Solution

The fourth proportional to 176,095.04, 243,008.80 and 100,641.60 is: 138,884.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,095.04 : 243,008.80 = 100,641.60 : x
  2. Step 2: Convert to fraction form
    176,095.04/243,008.80 = 100,641.60/x
  3. Step 3: Cross multiply
    176,095.04x = 243,008.80 × 100,641.60
  4. Step 4: Simplify right side
    176,095.04x = 24,456,794,446.08
  5. Step 5: Solve for x
    x = 24,456,794,446.08/176,095.04
  6. Step 6: Final answer
    x = 138,884.06

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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.