Home / 169,916.49-234,490.80-93,441.45

Finding the Fourth Proportional to 169,916.49, 234,490.80 and 93,441.45

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Solution

The fourth proportional to 169,916.49, 234,490.80 and 93,441.45 is: 128,952.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,916.49 : 234,490.80 = 93,441.45 : x
  2. Step 2: Convert to fraction form
    169,916.49/234,490.80 = 93,441.45/x
  3. Step 3: Cross multiply
    169,916.49x = 234,490.80 × 93,441.45
  4. Step 4: Simplify right side
    169,916.49x = 21,911,160,363.66
  5. Step 5: Solve for x
    x = 21,911,160,363.66/169,916.49
  6. Step 6: Final answer
    x = 128,952.52

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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.