Home / 63,221.34-87,257.16-36,364.08

Finding the Fourth Proportional to 63,221.34, 87,257.16 and 36,364.08

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Solution

The fourth proportional to 63,221.34, 87,257.16 and 36,364.08 is: 50,189.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,221.34 : 87,257.16 = 36,364.08 : x
  2. Step 2: Convert to fraction form
    63,221.34/87,257.16 = 36,364.08/x
  3. Step 3: Cross multiply
    63,221.34x = 87,257.16 × 36,364.08
  4. Step 4: Simplify right side
    63,221.34x = 3,173,026,346.81
  5. Step 5: Solve for x
    x = 3,173,026,346.81/63,221.34
  6. Step 6: Final answer
    x = 50,189.17

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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.