Home / 99,946.01-137,912.17-64,184.46

Finding the Fourth Proportional to 99,946.01, 137,912.17 and 64,184.46

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Solution

The fourth proportional to 99,946.01, 137,912.17 and 64,184.46 is: 88,566.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,946.01 : 137,912.17 = 64,184.46 : x
  2. Step 2: Convert to fraction form
    99,946.01/137,912.17 = 64,184.46/x
  3. Step 3: Cross multiply
    99,946.01x = 137,912.17 × 64,184.46
  4. Step 4: Simplify right side
    99,946.01x = 8,851,817,837.96
  5. Step 5: Solve for x
    x = 8,851,817,837.96/99,946.01
  6. Step 6: Final answer
    x = 88,566.00

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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.