Home / 142,776.10-214,164.15-37,605.70

Finding the Fourth Proportional to 142,776.10, 214,164.15 and 37,605.70

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Solution

The fourth proportional to 142,776.10, 214,164.15 and 37,605.70 is: 56,408.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,776.10 : 214,164.15 = 37,605.70 : x
  2. Step 2: Convert to fraction form
    142,776.10/214,164.15 = 37,605.70/x
  3. Step 3: Cross multiply
    142,776.10x = 214,164.15 × 37,605.70
  4. Step 4: Simplify right side
    142,776.10x = 8,053,792,775.66
  5. Step 5: Solve for x
    x = 8,053,792,775.66/142,776.10
  6. Step 6: Final answer
    x = 56,408.55

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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.