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Finding the Fourth Proportional to 124,866.56, 187,102.56 and 101,378.24

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Solution

The fourth proportional to 124,866.56, 187,102.56 and 101,378.24 is: 151,907.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,866.56 : 187,102.56 = 101,378.24 : x
  2. Step 2: Convert to fraction form
    124,866.56/187,102.56 = 101,378.24/x
  3. Step 3: Cross multiply
    124,866.56x = 187,102.56 × 101,378.24
  4. Step 4: Simplify right side
    124,866.56x = 18,968,128,232.29
  5. Step 5: Solve for x
    x = 18,968,128,232.29/124,866.56
  6. Step 6: Final answer
    x = 151,907.19

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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.