Home / 127,916.74-176,470.65-93,866.07

Finding the Fourth Proportional to 127,916.74, 176,470.65 and 93,866.07

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Solution

The fourth proportional to 127,916.74, 176,470.65 and 93,866.07 is: 129,495.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,916.74 : 176,470.65 = 93,866.07 : x
  2. Step 2: Convert to fraction form
    127,916.74/176,470.65 = 93,866.07/x
  3. Step 3: Cross multiply
    127,916.74x = 176,470.65 × 93,866.07
  4. Step 4: Simplify right side
    127,916.74x = 16,564,606,385.85
  5. Step 5: Solve for x
    x = 16,564,606,385.85/127,916.74
  6. Step 6: Final answer
    x = 129,495.22

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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.