Home / 155,123.10-232,295.85-102,246.30

Finding the Fourth Proportional to 155,123.10, 232,295.85 and 102,246.30

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Solution

The fourth proportional to 155,123.10, 232,295.85 and 102,246.30 is: 153,113.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,123.10 : 232,295.85 = 102,246.30 : x
  2. Step 2: Convert to fraction form
    155,123.10/232,295.85 = 102,246.30/x
  3. Step 3: Cross multiply
    155,123.10x = 232,295.85 × 102,246.30
  4. Step 4: Simplify right side
    155,123.10x = 23,751,391,167.86
  5. Step 5: Solve for x
    x = 23,751,391,167.86/155,123.10
  6. Step 6: Final answer
    x = 153,113.18

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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.