Home / 107,167.90-160,719.02-74,100.46

Finding the Fourth Proportional to 107,167.90, 160,719.02 and 74,100.46

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Solution

The fourth proportional to 107,167.90, 160,719.02 and 74,100.46 is: 111,127.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,167.90 : 160,719.02 = 74,100.46 : x
  2. Step 2: Convert to fraction form
    107,167.90/160,719.02 = 74,100.46/x
  3. Step 3: Cross multiply
    107,167.90x = 160,719.02 × 74,100.46
  4. Step 4: Simplify right side
    107,167.90x = 11,909,353,312.75
  5. Step 5: Solve for x
    x = 11,909,353,312.75/107,167.90
  6. Step 6: Final answer
    x = 111,127.99

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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.