Home / 186,158.20-256,900.28-101,275.08

Finding the Fourth Proportional to 186,158.20, 256,900.28 and 101,275.08

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Solution

The fourth proportional to 186,158.20, 256,900.28 and 101,275.08 is: 139,760.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,158.20 : 256,900.28 = 101,275.08 : x
  2. Step 2: Convert to fraction form
    186,158.20/256,900.28 = 101,275.08/x
  3. Step 3: Cross multiply
    186,158.20x = 256,900.28 × 101,275.08
  4. Step 4: Simplify right side
    186,158.20x = 26,017,596,409.02
  5. Step 5: Solve for x
    x = 26,017,596,409.02/186,158.20
  6. Step 6: Final answer
    x = 139,760.68

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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.