Home / 40,108.95-60,162.15-19,064.13

Finding the Fourth Proportional to 40,108.95, 60,162.15 and 19,064.13

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Solution

The fourth proportional to 40,108.95, 60,162.15 and 19,064.13 is: 28,595.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,108.95 : 60,162.15 = 19,064.13 : x
  2. Step 2: Convert to fraction form
    40,108.95/60,162.15 = 19,064.13/x
  3. Step 3: Cross multiply
    40,108.95x = 60,162.15 × 19,064.13
  4. Step 4: Simplify right side
    40,108.95x = 1,146,939,048.68
  5. Step 5: Solve for x
    x = 1,146,939,048.68/40,108.95
  6. Step 6: Final answer
    x = 28,595.59

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1.5x scale

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.