Home / 118,204.41-163,122.13-75,762.95

Finding the Fourth Proportional to 118,204.41, 163,122.13 and 75,762.95

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Solution

The fourth proportional to 118,204.41, 163,122.13 and 75,762.95 is: 104,552.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,204.41 : 163,122.13 = 75,762.95 : x
  2. Step 2: Convert to fraction form
    118,204.41/163,122.13 = 75,762.95/x
  3. Step 3: Cross multiply
    118,204.41x = 163,122.13 × 75,762.95
  4. Step 4: Simplify right side
    118,204.41x = 12,358,613,779.08
  5. Step 5: Solve for x
    x = 12,358,613,779.08/118,204.41
  6. Step 6: Final answer
    x = 104,552.90

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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.