Home / 63,623.32-87,882.86-48,423.64

Finding the Fourth Proportional to 63,623.32, 87,882.86 and 48,423.64

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Solution

The fourth proportional to 63,623.32, 87,882.86 and 48,423.64 is: 66,887.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,623.32 : 87,882.86 = 48,423.64 : x
  2. Step 2: Convert to fraction form
    63,623.32/87,882.86 = 48,423.64/x
  3. Step 3: Cross multiply
    63,623.32x = 87,882.86 × 48,423.64
  4. Step 4: Simplify right side
    63,623.32x = 4,255,607,974.81
  5. Step 5: Solve for x
    x = 4,255,607,974.81/63,623.32
  6. Step 6: Final answer
    x = 66,887.55

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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.