Home / 98,007.08-147,000.54-31,494.92

Finding the Fourth Proportional to 98,007.08, 147,000.54 and 31,494.92

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Solution

The fourth proportional to 98,007.08, 147,000.54 and 31,494.92 is: 47,239.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,007.08 : 147,000.54 = 31,494.92 : x
  2. Step 2: Convert to fraction form
    98,007.08/147,000.54 = 31,494.92/x
  3. Step 3: Cross multiply
    98,007.08x = 147,000.54 × 31,494.92
  4. Step 4: Simplify right side
    98,007.08x = 4,629,770,247.26
  5. Step 5: Solve for x
    x = 4,629,770,247.26/98,007.08
  6. Step 6: Final answer
    x = 47,239.14

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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.