Home / 89,370.40-134,152.80-50,004.40

Finding the Fourth Proportional to 89,370.40, 134,152.80 and 50,004.40

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Solution

The fourth proportional to 89,370.40, 134,152.80 and 50,004.40 is: 75,060.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,370.40 : 134,152.80 = 50,004.40 : x
  2. Step 2: Convert to fraction form
    89,370.40/134,152.80 = 50,004.40/x
  3. Step 3: Cross multiply
    89,370.40x = 134,152.80 × 50,004.40
  4. Step 4: Simplify right side
    89,370.40x = 6,708,230,272.32
  5. Step 5: Solve for x
    x = 6,708,230,272.32/89,370.40
  6. Step 6: Final answer
    x = 75,060.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.