Home / 98,832.50-136,387.22-53,510.12

Finding the Fourth Proportional to 98,832.50, 136,387.22 and 53,510.12

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Solution

The fourth proportional to 98,832.50, 136,387.22 and 53,510.12 is: 73,843.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,832.50 : 136,387.22 = 53,510.12 : x
  2. Step 2: Convert to fraction form
    98,832.50/136,387.22 = 53,510.12/x
  3. Step 3: Cross multiply
    98,832.50x = 136,387.22 × 53,510.12
  4. Step 4: Simplify right side
    98,832.50x = 7,298,095,559.18
  5. Step 5: Solve for x
    x = 7,298,095,559.18/98,832.50
  6. Step 6: Final answer
    x = 73,843.08

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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.