Home / 155,189.10-232,783.65-124,085.10

Finding the Fourth Proportional to 155,189.10, 232,783.65 and 124,085.10

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Solution

The fourth proportional to 155,189.10, 232,783.65 and 124,085.10 is: 186,127.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,189.10 : 232,783.65 = 124,085.10 : x
  2. Step 2: Convert to fraction form
    155,189.10/232,783.65 = 124,085.10/x
  3. Step 3: Cross multiply
    155,189.10x = 232,783.65 × 124,085.10
  4. Step 4: Simplify right side
    155,189.10x = 28,884,982,488.62
  5. Step 5: Solve for x
    x = 28,884,982,488.62/155,189.10
  6. Step 6: Final answer
    x = 186,127.65

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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.