Home / 124,902.26-172,368.06-71,192.30

Finding the Fourth Proportional to 124,902.26, 172,368.06 and 71,192.30

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Solution

The fourth proportional to 124,902.26, 172,368.06 and 71,192.30 is: 98,247.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,902.26 : 172,368.06 = 71,192.30 : x
  2. Step 2: Convert to fraction form
    124,902.26/172,368.06 = 71,192.30/x
  3. Step 3: Cross multiply
    124,902.26x = 172,368.06 × 71,192.30
  4. Step 4: Simplify right side
    124,902.26x = 12,271,278,637.94
  5. Step 5: Solve for x
    x = 12,271,278,637.94/124,902.26
  6. Step 6: Final answer
    x = 98,247.05

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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.