Home / 150,364.13-207,502.49-89,937.32

Finding the Fourth Proportional to 150,364.13, 207,502.49 and 89,937.32

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Solution

The fourth proportional to 150,364.13, 207,502.49 and 89,937.32 is: 124,113.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,364.13 : 207,502.49 = 89,937.32 : x
  2. Step 2: Convert to fraction form
    150,364.13/207,502.49 = 89,937.32/x
  3. Step 3: Cross multiply
    150,364.13x = 207,502.49 × 89,937.32
  4. Step 4: Simplify right side
    150,364.13x = 18,662,217,031.26
  5. Step 5: Solve for x
    x = 18,662,217,031.26/150,364.13
  6. Step 6: Final answer
    x = 124,113.49

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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.