Home / 118,802.60-163,949.02-67,822.28

Finding the Fourth Proportional to 118,802.60, 163,949.02 and 67,822.28

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Solution

The fourth proportional to 118,802.60, 163,949.02 and 67,822.28 is: 93,595.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,802.60 : 163,949.02 = 67,822.28 : x
  2. Step 2: Convert to fraction form
    118,802.60/163,949.02 = 67,822.28/x
  3. Step 3: Cross multiply
    118,802.60x = 163,949.02 × 67,822.28
  4. Step 4: Simplify right side
    118,802.60x = 11,119,396,340.17
  5. Step 5: Solve for x
    x = 11,119,396,340.17/118,802.60
  6. Step 6: Final answer
    x = 93,595.56

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1.5x scale

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.