Home / 132,773.95-183,225.73-72,345.09

Finding the Fourth Proportional to 132,773.95, 183,225.73 and 72,345.09

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Solution

The fourth proportional to 132,773.95, 183,225.73 and 72,345.09 is: 99,834.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,773.95 : 183,225.73 = 72,345.09 : x
  2. Step 2: Convert to fraction form
    132,773.95/183,225.73 = 72,345.09/x
  3. Step 3: Cross multiply
    132,773.95x = 183,225.73 × 72,345.09
  4. Step 4: Simplify right side
    132,773.95x = 13,255,481,011.04
  5. Step 5: Solve for x
    x = 13,255,481,011.04/132,773.95
  6. Step 6: Final answer
    x = 99,834.96

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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.