Home / 90,246.27-124,500.74-54,416.38

Finding the Fourth Proportional to 90,246.27, 124,500.74 and 54,416.38

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Solution

The fourth proportional to 90,246.27, 124,500.74 and 54,416.38 is: 75,071.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,246.27 : 124,500.74 = 54,416.38 : x
  2. Step 2: Convert to fraction form
    90,246.27/124,500.74 = 54,416.38/x
  3. Step 3: Cross multiply
    90,246.27x = 124,500.74 × 54,416.38
  4. Step 4: Simplify right side
    90,246.27x = 6,774,878,955.62
  5. Step 5: Solve for x
    x = 6,774,878,955.62/90,246.27
  6. Step 6: Final answer
    x = 75,071.01

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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.