Home / 118,275.66-163,219.05-64,560.24

Finding the Fourth Proportional to 118,275.66, 163,219.05 and 64,560.24

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Solution

The fourth proportional to 118,275.66, 163,219.05 and 64,560.24 is: 89,092.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,275.66 : 163,219.05 = 64,560.24 : x
  2. Step 2: Convert to fraction form
    118,275.66/163,219.05 = 64,560.24/x
  3. Step 3: Cross multiply
    118,275.66x = 163,219.05 × 64,560.24
  4. Step 4: Simplify right side
    118,275.66x = 10,537,461,040.57
  5. Step 5: Solve for x
    x = 10,537,461,040.57/118,275.66
  6. Step 6: Final answer
    x = 89,092.39

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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.