Home / 132,656.06-183,064.19-72,226.55

Finding the Fourth Proportional to 132,656.06, 183,064.19 and 72,226.55

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Solution

The fourth proportional to 132,656.06, 183,064.19 and 72,226.55 is: 99,672.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,656.06 : 183,064.19 = 72,226.55 : x
  2. Step 2: Convert to fraction form
    132,656.06/183,064.19 = 72,226.55/x
  3. Step 3: Cross multiply
    132,656.06x = 183,064.19 × 72,226.55
  4. Step 4: Simplify right side
    132,656.06x = 13,222,094,968.77
  5. Step 5: Solve for x
    x = 13,222,094,968.77/132,656.06
  6. Step 6: Final answer
    x = 99,672.00

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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.