Home / 80,570.16-111,186.81-44,763.57

Finding the Fourth Proportional to 80,570.16, 111,186.81 and 44,763.57

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Solution

The fourth proportional to 80,570.16, 111,186.81 and 44,763.57 is: 61,773.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,570.16 : 111,186.81 = 44,763.57 : x
  2. Step 2: Convert to fraction form
    80,570.16/111,186.81 = 44,763.57/x
  3. Step 3: Cross multiply
    80,570.16x = 111,186.81 × 44,763.57
  4. Step 4: Simplify right side
    80,570.16x = 4,977,118,552.51
  5. Step 5: Solve for x
    x = 4,977,118,552.51/80,570.16
  6. Step 6: Final answer
    x = 61,773.72

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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.