Home / 239,213.12-358,840.56-61,718.72

Finding the Fourth Proportional to 239,213.12, 358,840.56 and 61,718.72

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Solution

The fourth proportional to 239,213.12, 358,840.56 and 61,718.72 is: 92,583.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,213.12 : 358,840.56 = 61,718.72 : x
  2. Step 2: Convert to fraction form
    239,213.12/358,840.56 = 61,718.72/x
  3. Step 3: Cross multiply
    239,213.12x = 358,840.56 × 61,718.72
  4. Step 4: Simplify right side
    239,213.12x = 22,147,180,047.28
  5. Step 5: Solve for x
    x = 22,147,180,047.28/239,213.12
  6. Step 6: Final answer
    x = 92,583.47

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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.