Home / 153,155.43-211,373.33-92,747.07

Finding the Fourth Proportional to 153,155.43, 211,373.33 and 92,747.07

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Solution

The fourth proportional to 153,155.43, 211,373.33 and 92,747.07 is: 128,002.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,155.43 : 211,373.33 = 92,747.07 : x
  2. Step 2: Convert to fraction form
    153,155.43/211,373.33 = 92,747.07/x
  3. Step 3: Cross multiply
    153,155.43x = 211,373.33 × 92,747.07
  4. Step 4: Simplify right side
    153,155.43x = 19,604,256,569.91
  5. Step 5: Solve for x
    x = 19,604,256,569.91/153,155.43
  6. Step 6: Final answer
    x = 128,002.36

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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.