Home / 118,197.74-163,113.26-64,483.88

Finding the Fourth Proportional to 118,197.74, 163,113.26 and 64,483.88

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Solution

The fourth proportional to 118,197.74, 163,113.26 and 64,483.88 is: 88,987.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,197.74 : 163,113.26 = 64,483.88 : x
  2. Step 2: Convert to fraction form
    118,197.74/163,113.26 = 64,483.88/x
  3. Step 3: Cross multiply
    118,197.74x = 163,113.26 × 64,483.88
  4. Step 4: Simplify right side
    118,197.74x = 10,518,175,884.25
  5. Step 5: Solve for x
    x = 10,518,175,884.25/118,197.74
  6. Step 6: Final answer
    x = 88,987.96

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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.