Home / 90,255.82-124,585.75-52,530.07

Finding the Fourth Proportional to 90,255.82, 124,585.75 and 52,530.07

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Solution

The fourth proportional to 90,255.82, 124,585.75 and 52,530.07 is: 72,510.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,255.82 : 124,585.75 = 52,530.07 : x
  2. Step 2: Convert to fraction form
    90,255.82/124,585.75 = 52,530.07/x
  3. Step 3: Cross multiply
    90,255.82x = 124,585.75 × 52,530.07
  4. Step 4: Simplify right side
    90,255.82x = 6,544,498,168.50
  5. Step 5: Solve for x
    x = 6,544,498,168.50/90,255.82
  6. Step 6: Final answer
    x = 72,510.54

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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.