Home / 63,999.21-88,318.30-35,319.14

Finding the Fourth Proportional to 63,999.21, 88,318.30 and 35,319.14

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Solution

The fourth proportional to 63,999.21, 88,318.30 and 35,319.14 is: 48,740.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,999.21 : 88,318.30 = 35,319.14 : x
  2. Step 2: Convert to fraction form
    63,999.21/88,318.30 = 35,319.14/x
  3. Step 3: Cross multiply
    63,999.21x = 88,318.30 × 35,319.14
  4. Step 4: Simplify right side
    63,999.21x = 3,119,326,093.17
  5. Step 5: Solve for x
    x = 3,119,326,093.17/63,999.21
  6. Step 6: Final answer
    x = 48,740.07

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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.