Home / 40,153.17-55,409.88-23,158.13

Finding the Fourth Proportional to 40,153.17, 55,409.88 and 23,158.13

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Solution

The fourth proportional to 40,153.17, 55,409.88 and 23,158.13 is: 31,957.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,153.17 : 55,409.88 = 23,158.13 : x
  2. Step 2: Convert to fraction form
    40,153.17/55,409.88 = 23,158.13/x
  3. Step 3: Cross multiply
    40,153.17x = 55,409.88 × 23,158.13
  4. Step 4: Simplify right side
    40,153.17x = 1,283,188,927.28
  5. Step 5: Solve for x
    x = 1,283,188,927.28/40,153.17
  6. Step 6: Final answer
    x = 31,957.35

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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.