Home / 115,220.04-173,452.50-103,633.47

Finding the Fourth Proportional to 115,220.04, 173,452.50 and 103,633.47

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Solution

The fourth proportional to 115,220.04, 173,452.50 and 103,633.47 is: 156,010.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,220.04 : 173,452.50 = 103,633.47 : x
  2. Step 2: Convert to fraction form
    115,220.04/173,452.50 = 103,633.47/x
  3. Step 3: Cross multiply
    115,220.04x = 173,452.50 × 103,633.47
  4. Step 4: Simplify right side
    115,220.04x = 17,975,484,455.18
  5. Step 5: Solve for x
    x = 17,975,484,455.18/115,220.04
  6. Step 6: Final answer
    x = 156,010.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.