Home / 118,199.28-163,092.66-70,457.07

Finding the Fourth Proportional to 118,199.28, 163,092.66 and 70,457.07

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Solution

The fourth proportional to 118,199.28, 163,092.66 and 70,457.07 is: 97,217.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,199.28 : 163,092.66 = 70,457.07 : x
  2. Step 2: Convert to fraction form
    118,199.28/163,092.66 = 70,457.07/x
  3. Step 3: Cross multiply
    118,199.28x = 163,092.66 × 70,457.07
  4. Step 4: Simplify right side
    118,199.28x = 11,491,030,962.11
  5. Step 5: Solve for x
    x = 11,491,030,962.11/118,199.28
  6. Step 6: Final answer
    x = 97,217.44

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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.