Home / 152,404.49-210,342.27-91,983.75

Finding the Fourth Proportional to 152,404.49, 210,342.27 and 91,983.75

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Solution

The fourth proportional to 152,404.49, 210,342.27 and 91,983.75 is: 126,952.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,404.49 : 210,342.27 = 91,983.75 : x
  2. Step 2: Convert to fraction form
    152,404.49/210,342.27 = 91,983.75/x
  3. Step 3: Cross multiply
    152,404.49x = 210,342.27 × 91,983.75
  4. Step 4: Simplify right side
    152,404.49x = 19,348,070,778.11
  5. Step 5: Solve for x
    x = 19,348,070,778.11/152,404.49
  6. Step 6: Final answer
    x = 126,952.10

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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.