Home / 55,017.20-75,925.34-29,868.32

Finding the Fourth Proportional to 55,017.20, 75,925.34 and 29,868.32

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Solution

The fourth proportional to 55,017.20, 75,925.34 and 29,868.32 is: 41,219.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,017.20 : 75,925.34 = 29,868.32 : x
  2. Step 2: Convert to fraction form
    55,017.20/75,925.34 = 29,868.32/x
  3. Step 3: Cross multiply
    55,017.20x = 75,925.34 × 29,868.32
  4. Step 4: Simplify right side
    55,017.20x = 2,267,761,822.26
  5. Step 5: Solve for x
    x = 2,267,761,822.26/55,017.20
  6. Step 6: Final answer
    x = 41,219.15

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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.