Home / 105,269.04-156,549.68-101,946.69

Finding the Fourth Proportional to 105,269.04, 156,549.68 and 101,946.69

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Solution

The fourth proportional to 105,269.04, 156,549.68 and 101,946.69 is: 151,608.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,269.04 : 156,549.68 = 101,946.69 : x
  2. Step 2: Convert to fraction form
    105,269.04/156,549.68 = 101,946.69/x
  3. Step 3: Cross multiply
    105,269.04x = 156,549.68 × 101,946.69
  4. Step 4: Simplify right side
    105,269.04x = 15,959,721,186.83
  5. Step 5: Solve for x
    x = 15,959,721,186.83/105,269.04
  6. Step 6: Final answer
    x = 151,608.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.