Home / 199,402.89-275,267.76-172,070.25

Finding the Fourth Proportional to 199,402.89, 275,267.76 and 172,070.25

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Solution

The fourth proportional to 199,402.89, 275,267.76 and 172,070.25 is: 237,536.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,402.89 : 275,267.76 = 172,070.25 : x
  2. Step 2: Convert to fraction form
    199,402.89/275,267.76 = 172,070.25/x
  3. Step 3: Cross multiply
    199,402.89x = 275,267.76 × 172,070.25
  4. Step 4: Simplify right side
    199,402.89x = 47,365,392,280.14
  5. Step 5: Solve for x
    x = 47,365,392,280.14/199,402.89
  6. Step 6: Final answer
    x = 237,536.14

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1.5x scale

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.