Home / 155,559.98-214,616.63-101,875.61

Finding the Fourth Proportional to 155,559.98, 214,616.63 and 101,875.61

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Solution

The fourth proportional to 155,559.98, 214,616.63 and 101,875.61 is: 140,551.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,559.98 : 214,616.63 = 101,875.61 : x
  2. Step 2: Convert to fraction form
    155,559.98/214,616.63 = 101,875.61/x
  3. Step 3: Cross multiply
    155,559.98x = 214,616.63 × 101,875.61
  4. Step 4: Simplify right side
    155,559.98x = 21,864,198,514.93
  5. Step 5: Solve for x
    x = 21,864,198,514.93/155,559.98
  6. Step 6: Final answer
    x = 140,551.57

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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.