Home / 186,254.62-257,031.38-101,372.30

Finding the Fourth Proportional to 186,254.62, 257,031.38 and 101,372.30

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Solution

The fourth proportional to 186,254.62, 257,031.38 and 101,372.30 is: 139,893.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,254.62 : 257,031.38 = 101,372.30 : x
  2. Step 2: Convert to fraction form
    186,254.62/257,031.38 = 101,372.30/x
  3. Step 3: Cross multiply
    186,254.62x = 257,031.38 × 101,372.30
  4. Step 4: Simplify right side
    186,254.62x = 26,055,862,162.77
  5. Step 5: Solve for x
    x = 26,055,862,162.77/186,254.62
  6. Step 6: Final answer
    x = 139,893.78

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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.