Home / 98,525.22-147,808.62-31,960.18

Finding the Fourth Proportional to 98,525.22, 147,808.62 and 31,960.18

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Solution

The fourth proportional to 98,525.22, 147,808.62 and 31,960.18 is: 47,947.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,525.22 : 147,808.62 = 31,960.18 : x
  2. Step 2: Convert to fraction form
    98,525.22/147,808.62 = 31,960.18/x
  3. Step 3: Cross multiply
    98,525.22x = 147,808.62 × 31,960.18
  4. Step 4: Simplify right side
    98,525.22x = 4,723,990,100.75
  5. Step 5: Solve for x
    x = 4,723,990,100.75/98,525.22
  6. Step 6: Final answer
    x = 47,947.01

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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.