Home / 85,984.68-118,666.08-50,177.04

Finding the Fourth Proportional to 85,984.68, 118,666.08 and 50,177.04

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Solution

The fourth proportional to 85,984.68, 118,666.08 and 50,177.04 is: 69,248.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,984.68 : 118,666.08 = 50,177.04 : x
  2. Step 2: Convert to fraction form
    85,984.68/118,666.08 = 50,177.04/x
  3. Step 3: Cross multiply
    85,984.68x = 118,666.08 × 50,177.04
  4. Step 4: Simplify right side
    85,984.68x = 5,954,312,642.80
  5. Step 5: Solve for x
    x = 5,954,312,642.80/85,984.68
  6. Step 6: Final answer
    x = 69,248.53

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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.