Home / 155,791.20-233,686.80-96,434.40

Finding the Fourth Proportional to 155,791.20, 233,686.80 and 96,434.40

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Solution

The fourth proportional to 155,791.20, 233,686.80 and 96,434.40 is: 144,651.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,791.20 : 233,686.80 = 96,434.40 : x
  2. Step 2: Convert to fraction form
    155,791.20/233,686.80 = 96,434.40/x
  3. Step 3: Cross multiply
    155,791.20x = 233,686.80 × 96,434.40
  4. Step 4: Simplify right side
    155,791.20x = 22,535,446,345.92
  5. Step 5: Solve for x
    x = 22,535,446,345.92/155,791.20
  6. Step 6: Final answer
    x = 144,651.60

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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.