Home / 103,475.04-155,244.96-43,535.04

Finding the Fourth Proportional to 103,475.04, 155,244.96 and 43,535.04

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Solution

The fourth proportional to 103,475.04, 155,244.96 and 43,535.04 is: 65,316.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,475.04 : 155,244.96 = 43,535.04 : x
  2. Step 2: Convert to fraction form
    103,475.04/155,244.96 = 43,535.04/x
  3. Step 3: Cross multiply
    103,475.04x = 155,244.96 × 43,535.04
  4. Step 4: Simplify right side
    103,475.04x = 6,758,595,543.40
  5. Step 5: Solve for x
    x = 6,758,595,543.40/103,475.04
  6. Step 6: Final answer
    x = 65,316.19

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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.