Home / 185,930.29-256,576.57-101,045.53

Finding the Fourth Proportional to 185,930.29, 256,576.57 and 101,045.53

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Solution

The fourth proportional to 185,930.29, 256,576.57 and 101,045.53 is: 139,438.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,930.29 : 256,576.57 = 101,045.53 : x
  2. Step 2: Convert to fraction form
    185,930.29/256,576.57 = 101,045.53/x
  3. Step 3: Cross multiply
    185,930.29x = 256,576.57 × 101,045.53
  4. Step 4: Simplify right side
    185,930.29x = 25,925,915,501.23
  5. Step 5: Solve for x
    x = 25,925,915,501.23/185,930.29
  6. Step 6: Final answer
    x = 139,438.90

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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.