Home / 121,381.47-182,094.03-37,140.03

Finding the Fourth Proportional to 121,381.47, 182,094.03 and 37,140.03

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Solution

The fourth proportional to 121,381.47, 182,094.03 and 37,140.03 is: 55,716.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,381.47 : 182,094.03 = 37,140.03 : x
  2. Step 2: Convert to fraction form
    121,381.47/182,094.03 = 37,140.03/x
  3. Step 3: Cross multiply
    121,381.47x = 182,094.03 × 37,140.03
  4. Step 4: Simplify right side
    121,381.47x = 6,762,977,737.02
  5. Step 5: Solve for x
    x = 6,762,977,737.02/121,381.47
  6. Step 6: Final answer
    x = 55,716.72

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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.