Home / 155,246.10-232,869.15-76,514.10

Finding the Fourth Proportional to 155,246.10, 232,869.15 and 76,514.10

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Solution

The fourth proportional to 155,246.10, 232,869.15 and 76,514.10 is: 114,771.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,246.10 : 232,869.15 = 76,514.10 : x
  2. Step 2: Convert to fraction form
    155,246.10/232,869.15 = 76,514.10/x
  3. Step 3: Cross multiply
    155,246.10x = 232,869.15 × 76,514.10
  4. Step 4: Simplify right side
    155,246.10x = 17,817,773,430.02
  5. Step 5: Solve for x
    x = 17,817,773,430.02/155,246.10
  6. Step 6: Final answer
    x = 114,771.15

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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.