Home / 164,663.26-227,235.18-89,211.76

Finding the Fourth Proportional to 164,663.26, 227,235.18 and 89,211.76

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Solution

The fourth proportional to 164,663.26, 227,235.18 and 89,211.76 is: 123,112.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,663.26 : 227,235.18 = 89,211.76 : x
  2. Step 2: Convert to fraction form
    164,663.26/227,235.18 = 89,211.76/x
  3. Step 3: Cross multiply
    164,663.26x = 227,235.18 × 89,211.76
  4. Step 4: Simplify right side
    164,663.26x = 20,272,050,341.72
  5. Step 5: Solve for x
    x = 20,272,050,341.72/164,663.26
  6. Step 6: Final answer
    x = 123,112.16

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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.