Home / 132,966.63-183,400.02-79,210.17

Finding the Fourth Proportional to 132,966.63, 183,400.02 and 79,210.17

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Solution

The fourth proportional to 132,966.63, 183,400.02 and 79,210.17 is: 109,254.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,966.63 : 183,400.02 = 79,210.17 : x
  2. Step 2: Convert to fraction form
    132,966.63/183,400.02 = 79,210.17/x
  3. Step 3: Cross multiply
    132,966.63x = 183,400.02 × 79,210.17
  4. Step 4: Simplify right side
    132,966.63x = 14,527,146,762.20
  5. Step 5: Solve for x
    x = 14,527,146,762.20/132,966.63
  6. Step 6: Final answer
    x = 109,254.08

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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.