Home / 132,695.84-183,137.02-76,106

Finding the Fourth Proportional to 132,695.84, 183,137.02 and 76,106

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Solution

The fourth proportional to 132,695.84, 183,137.02 and 76,106 is: 105,035.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,695.84 : 183,137.02 = 76,106 : x
  2. Step 2: Convert to fraction form
    132,695.84/183,137.02 = 76,106/x
  3. Step 3: Cross multiply
    132,695.84x = 183,137.02 × 76,106
  4. Step 4: Simplify right side
    132,695.84x = 13,937,826,044.12
  5. Step 5: Solve for x
    x = 13,937,826,044.12/132,695.84
  6. Step 6: Final answer
    x = 105,035.89

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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.