Home / 116,254.43-160,425.63-64,574.87

Finding the Fourth Proportional to 116,254.43, 160,425.63 and 64,574.87

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Solution

The fourth proportional to 116,254.43, 160,425.63 and 64,574.87 is: 89,110.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,254.43 : 160,425.63 = 64,574.87 : x
  2. Step 2: Convert to fraction form
    116,254.43/160,425.63 = 64,574.87/x
  3. Step 3: Cross multiply
    116,254.43x = 160,425.63 × 64,574.87
  4. Step 4: Simplify right side
    116,254.43x = 10,359,464,201.92
  5. Step 5: Solve for x
    x = 10,359,464,201.92/116,254.43
  6. Step 6: Final answer
    x = 89,110.27

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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.