Home / 118,346.90-163,319.83-67,357.13

Finding the Fourth Proportional to 118,346.90, 163,319.83 and 67,357.13

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Solution

The fourth proportional to 118,346.90, 163,319.83 and 67,357.13 is: 92,953.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,346.90 : 163,319.83 = 67,357.13 : x
  2. Step 2: Convert to fraction form
    118,346.90/163,319.83 = 67,357.13/x
  3. Step 3: Cross multiply
    118,346.90x = 163,319.83 × 67,357.13
  4. Step 4: Simplify right side
    118,346.90x = 11,000,754,035.90
  5. Step 5: Solve for x
    x = 11,000,754,035.90/118,346.90
  6. Step 6: Final answer
    x = 92,953.47

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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.