Home / 116,031.60-174,059.55-49,478.76

Finding the Fourth Proportional to 116,031.60, 174,059.55 and 49,478.76

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Solution

The fourth proportional to 116,031.60, 174,059.55 and 49,478.76 is: 74,223.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,031.60 : 174,059.55 = 49,478.76 : x
  2. Step 2: Convert to fraction form
    116,031.60/174,059.55 = 49,478.76/x
  3. Step 3: Cross multiply
    116,031.60x = 174,059.55 × 49,478.76
  4. Step 4: Simplify right side
    116,031.60x = 8,612,250,700.16
  5. Step 5: Solve for x
    x = 8,612,250,700.16/116,031.60
  6. Step 6: Final answer
    x = 74,223.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.