Home / 98,638.14-147,957.20-91,552.26

Finding the Fourth Proportional to 98,638.14, 147,957.20 and 91,552.26

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Solution

The fourth proportional to 98,638.14, 147,957.20 and 91,552.26 is: 137,328.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,638.14 : 147,957.20 = 91,552.26 : x
  2. Step 2: Convert to fraction form
    98,638.14/147,957.20 = 91,552.26/x
  3. Step 3: Cross multiply
    98,638.14x = 147,957.20 × 91,552.26
  4. Step 4: Simplify right side
    98,638.14x = 13,545,816,043.27
  5. Step 5: Solve for x
    x = 13,545,816,043.27/98,638.14
  6. Step 6: Final answer
    x = 137,328.38

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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.