Home / 165,001.17-227,701.71-89,549.67

Finding the Fourth Proportional to 165,001.17, 227,701.71 and 89,549.67

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Solution

The fourth proportional to 165,001.17, 227,701.71 and 89,549.67 is: 123,578.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,001.17 : 227,701.71 = 89,549.67 : x
  2. Step 2: Convert to fraction form
    165,001.17/227,701.71 = 89,549.67/x
  3. Step 3: Cross multiply
    165,001.17x = 227,701.71 × 89,549.67
  4. Step 4: Simplify right side
    165,001.17x = 20,390,612,988.94
  5. Step 5: Solve for x
    x = 20,390,612,988.94/165,001.17
  6. Step 6: Final answer
    x = 123,578.60

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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.