Home / 123,753.44-185,316.16-103,710.23

Finding the Fourth Proportional to 123,753.44, 185,316.16 and 103,710.23

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Solution

The fourth proportional to 123,753.44, 185,316.16 and 103,710.23 is: 155,302.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,753.44 : 185,316.16 = 103,710.23 : x
  2. Step 2: Convert to fraction form
    123,753.44/185,316.16 = 103,710.23/x
  3. Step 3: Cross multiply
    123,753.44x = 185,316.16 × 103,710.23
  4. Step 4: Simplify right side
    123,753.44x = 19,219,180,390.46
  5. Step 5: Solve for x
    x = 19,219,180,390.46/123,753.44
  6. Step 6: Final answer
    x = 155,302.20

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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.