Home / 158,158.54-218,252.28-94,531.42

Finding the Fourth Proportional to 158,158.54, 218,252.28 and 94,531.42

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Solution

The fourth proportional to 158,158.54, 218,252.28 and 94,531.42 is: 130,449.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,158.54 : 218,252.28 = 94,531.42 : x
  2. Step 2: Convert to fraction form
    158,158.54/218,252.28 = 94,531.42/x
  3. Step 3: Cross multiply
    158,158.54x = 218,252.28 × 94,531.42
  4. Step 4: Simplify right side
    158,158.54x = 20,631,697,946.64
  5. Step 5: Solve for x
    x = 20,631,697,946.64/158,158.54
  6. Step 6: Final answer
    x = 130,449.47

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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.