Home / 118,583.52-163,649.13-67,595.31

Finding the Fourth Proportional to 118,583.52, 163,649.13 and 67,595.31

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Solution

The fourth proportional to 118,583.52, 163,649.13 and 67,595.31 is: 93,283.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,583.52 : 163,649.13 = 67,595.31 : x
  2. Step 2: Convert to fraction form
    118,583.52/163,649.13 = 67,595.31/x
  3. Step 3: Cross multiply
    118,583.52x = 163,649.13 × 67,595.31
  4. Step 4: Simplify right side
    118,583.52x = 11,061,913,420.10
  5. Step 5: Solve for x
    x = 11,061,913,420.10/118,583.52
  6. Step 6: Final answer
    x = 93,283.74

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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.