Home / 176,110.09-243,031.98-99,627.66

Finding the Fourth Proportional to 176,110.09, 243,031.98 and 99,627.66

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Solution

The fourth proportional to 176,110.09, 243,031.98 and 99,627.66 is: 137,486.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,110.09 : 243,031.98 = 99,627.66 : x
  2. Step 2: Convert to fraction form
    176,110.09/243,031.98 = 99,627.66/x
  3. Step 3: Cross multiply
    176,110.09x = 243,031.98 × 99,627.66
  4. Step 4: Simplify right side
    176,110.09x = 24,212,707,472.57
  5. Step 5: Solve for x
    x = 24,212,707,472.57/176,110.09
  6. Step 6: Final answer
    x = 137,486.20

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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.