Home / 101,587.76-140,260.38-63,362.24

Finding the Fourth Proportional to 101,587.76, 140,260.38 and 63,362.24

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Solution

The fourth proportional to 101,587.76, 140,260.38 and 63,362.24 is: 87,483.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,587.76 : 140,260.38 = 63,362.24 : x
  2. Step 2: Convert to fraction form
    101,587.76/140,260.38 = 63,362.24/x
  3. Step 3: Cross multiply
    101,587.76x = 140,260.38 × 63,362.24
  4. Step 4: Simplify right side
    101,587.76x = 8,887,211,860.05
  5. Step 5: Solve for x
    x = 8,887,211,860.05/101,587.76
  6. Step 6: Final answer
    x = 87,483.10

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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.