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Finding the Fourth Proportional to 169,368.59, 254,053.34 and 57,127.63

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Solution

The fourth proportional to 169,368.59, 254,053.34 and 57,127.63 is: 85,691.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,368.59 : 254,053.34 = 57,127.63 : x
  2. Step 2: Convert to fraction form
    169,368.59/254,053.34 = 57,127.63/x
  3. Step 3: Cross multiply
    169,368.59x = 254,053.34 × 57,127.63
  4. Step 4: Simplify right side
    169,368.59x = 14,513,465,207.78
  5. Step 5: Solve for x
    x = 14,513,465,207.78/169,368.59
  6. Step 6: Final answer
    x = 85,691.60

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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.