Home / 90,504.29-124,894.01-50,217.18

Finding the Fourth Proportional to 90,504.29, 124,894.01 and 50,217.18

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Solution

The fourth proportional to 90,504.29, 124,894.01 and 50,217.18 is: 69,298.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,504.29 : 124,894.01 = 50,217.18 : x
  2. Step 2: Convert to fraction form
    90,504.29/124,894.01 = 50,217.18/x
  3. Step 3: Cross multiply
    90,504.29x = 124,894.01 × 50,217.18
  4. Step 4: Simplify right side
    90,504.29x = 6,271,824,730.01
  5. Step 5: Solve for x
    x = 6,271,824,730.01/90,504.29
  6. Step 6: Final answer
    x = 69,298.65

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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.