Home / 152,159.29-209,909.07-98,461.66

Finding the Fourth Proportional to 152,159.29, 209,909.07 and 98,461.66

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Solution

The fourth proportional to 152,159.29, 209,909.07 and 98,461.66 is: 135,831.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,159.29 : 209,909.07 = 98,461.66 : x
  2. Step 2: Convert to fraction form
    152,159.29/209,909.07 = 98,461.66/x
  3. Step 3: Cross multiply
    152,159.29x = 209,909.07 × 98,461.66
  4. Step 4: Simplify right side
    152,159.29x = 20,667,995,481.26
  5. Step 5: Solve for x
    x = 20,667,995,481.26/152,159.29
  6. Step 6: Final answer
    x = 135,831.31

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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.