Home / 55,025.08-75,764.59-42,974.24

Finding the Fourth Proportional to 55,025.08, 75,764.59 and 42,974.24

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Solution

The fourth proportional to 55,025.08, 75,764.59 and 42,974.24 is: 59,171.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,025.08 : 75,764.59 = 42,974.24 : x
  2. Step 2: Convert to fraction form
    55,025.08/75,764.59 = 42,974.24/x
  3. Step 3: Cross multiply
    55,025.08x = 75,764.59 × 42,974.24
  4. Step 4: Simplify right side
    55,025.08x = 3,255,925,459.29
  5. Step 5: Solve for x
    x = 3,255,925,459.29/55,025.08
  6. Step 6: Final answer
    x = 59,171.66

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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.