Home / 40,140.16-55,395.36-24,224.32

Finding the Fourth Proportional to 40,140.16, 55,395.36 and 24,224.32

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Solution

The fourth proportional to 40,140.16, 55,395.36 and 24,224.32 is: 33,430.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,140.16 : 55,395.36 = 24,224.32 : x
  2. Step 2: Convert to fraction form
    40,140.16/55,395.36 = 24,224.32/x
  3. Step 3: Cross multiply
    40,140.16x = 55,395.36 × 24,224.32
  4. Step 4: Simplify right side
    40,140.16x = 1,341,914,927.16
  5. Step 5: Solve for x
    x = 1,341,914,927.16/40,140.16
  6. Step 6: Final answer
    x = 33,430.73

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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.