Home / 132,673.78-183,083.70-72,244.18

Finding the Fourth Proportional to 132,673.78, 183,083.70 and 72,244.18

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Solution

The fourth proportional to 132,673.78, 183,083.70 and 72,244.18 is: 99,693.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,673.78 : 183,083.70 = 72,244.18 : x
  2. Step 2: Convert to fraction form
    132,673.78/183,083.70 = 72,244.18/x
  3. Step 3: Cross multiply
    132,673.78x = 183,083.70 × 72,244.18
  4. Step 4: Simplify right side
    132,673.78x = 13,226,731,777.87
  5. Step 5: Solve for x
    x = 13,226,731,777.87/132,673.78
  6. Step 6: Final answer
    x = 99,693.64

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1.5x scale

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.