Home / 118,331.85-163,298.84-67,348.46

Finding the Fourth Proportional to 118,331.85, 163,298.84 and 67,348.46

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Solution

The fourth proportional to 118,331.85, 163,298.84 and 67,348.46 is: 92,941.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,331.85 : 163,298.84 = 67,348.46 : x
  2. Step 2: Convert to fraction form
    118,331.85/163,298.84 = 67,348.46/x
  3. Step 3: Cross multiply
    118,331.85x = 163,298.84 × 67,348.46
  4. Step 4: Simplify right side
    118,331.85x = 10,997,925,970.40
  5. Step 5: Solve for x
    x = 10,997,925,970.40/118,331.85
  6. Step 6: Final answer
    x = 92,941.38

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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.