Home / 168,591.02-251,656.65-147,309.17

Finding the Fourth Proportional to 168,591.02, 251,656.65 and 147,309.17

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Solution

The fourth proportional to 168,591.02, 251,656.65 and 147,309.17 is: 219,889.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,591.02 : 251,656.65 = 147,309.17 : x
  2. Step 2: Convert to fraction form
    168,591.02/251,656.65 = 147,309.17/x
  3. Step 3: Cross multiply
    168,591.02x = 251,656.65 × 147,309.17
  4. Step 4: Simplify right side
    168,591.02x = 37,071,330,978.20
  5. Step 5: Solve for x
    x = 37,071,330,978.20/168,591.02
  6. Step 6: Final answer
    x = 219,889.13

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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.