Home / 109,818.72-151,548.48-59,516.64

Finding the Fourth Proportional to 109,818.72, 151,548.48 and 59,516.64

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Solution

The fourth proportional to 109,818.72, 151,548.48 and 59,516.64 is: 82,132.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,818.72 : 151,548.48 = 59,516.64 : x
  2. Step 2: Convert to fraction form
    109,818.72/151,548.48 = 59,516.64/x
  3. Step 3: Cross multiply
    109,818.72x = 151,548.48 × 59,516.64
  4. Step 4: Simplify right side
    109,818.72x = 9,019,656,326.71
  5. Step 5: Solve for x
    x = 9,019,656,326.71/109,818.72
  6. Step 6: Final answer
    x = 82,132.23

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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.