Home / 132,894.06-183,397.50-81,219.53

Finding the Fourth Proportional to 132,894.06, 183,397.50 and 81,219.53

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Solution

The fourth proportional to 132,894.06, 183,397.50 and 81,219.53 is: 112,085.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,894.06 : 183,397.50 = 81,219.53 : x
  2. Step 2: Convert to fraction form
    132,894.06/183,397.50 = 81,219.53/x
  3. Step 3: Cross multiply
    132,894.06x = 183,397.50 × 81,219.53
  4. Step 4: Simplify right side
    132,894.06x = 14,895,457,836.19
  5. Step 5: Solve for x
    x = 14,895,457,836.19/132,894.06
  6. Step 6: Final answer
    x = 112,085.20

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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.