Home / 186,151.42-256,895.40-101,271.52

Finding the Fourth Proportional to 186,151.42, 256,895.40 and 101,271.52

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Solution

The fourth proportional to 186,151.42, 256,895.40 and 101,271.52 is: 139,758.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,151.42 : 256,895.40 = 101,271.52 : x
  2. Step 2: Convert to fraction form
    186,151.42/256,895.40 = 101,271.52/x
  3. Step 3: Cross multiply
    186,151.42x = 256,895.40 × 101,271.52
  4. Step 4: Simplify right side
    186,151.42x = 26,016,187,639.01
  5. Step 5: Solve for x
    x = 26,016,187,639.01/186,151.42
  6. Step 6: Final answer
    x = 139,758.20

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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.