Home / 124,648.34-172,012.55-70,932.24

Finding the Fourth Proportional to 124,648.34, 172,012.55 and 70,932.24

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Solution

The fourth proportional to 124,648.34, 172,012.55 and 70,932.24 is: 97,885.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,648.34 : 172,012.55 = 70,932.24 : x
  2. Step 2: Convert to fraction form
    124,648.34/172,012.55 = 70,932.24/x
  3. Step 3: Cross multiply
    124,648.34x = 172,012.55 × 70,932.24
  4. Step 4: Simplify right side
    124,648.34x = 12,201,235,124.95
  5. Step 5: Solve for x
    x = 12,201,235,124.95/124,648.34
  6. Step 6: Final answer
    x = 97,885.26

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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.