Home / 103,574.16-155,370.12-44,395.80

Finding the Fourth Proportional to 103,574.16, 155,370.12 and 44,395.80

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Solution

The fourth proportional to 103,574.16, 155,370.12 and 44,395.80 is: 66,597.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,574.16 : 155,370.12 = 44,395.80 : x
  2. Step 2: Convert to fraction form
    103,574.16/155,370.12 = 44,395.80/x
  3. Step 3: Cross multiply
    103,574.16x = 155,370.12 × 44,395.80
  4. Step 4: Simplify right side
    103,574.16x = 6,897,780,773.50
  5. Step 5: Solve for x
    x = 6,897,780,773.50/103,574.16
  6. Step 6: Final answer
    x = 66,597.51

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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.