Home / 167,031.32-230,512.65-99,088.52

Finding the Fourth Proportional to 167,031.32, 230,512.65 and 99,088.52

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Solution

The fourth proportional to 167,031.32, 230,512.65 and 99,088.52 is: 136,747.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,031.32 : 230,512.65 = 99,088.52 : x
  2. Step 2: Convert to fraction form
    167,031.32/230,512.65 = 99,088.52/x
  3. Step 3: Cross multiply
    167,031.32x = 230,512.65 × 99,088.52
  4. Step 4: Simplify right side
    167,031.32x = 22,841,157,329.78
  5. Step 5: Solve for x
    x = 22,841,157,329.78/167,031.32
  6. Step 6: Final answer
    x = 136,747.75

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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.