Home / 70,435.91-97,197.14-38,602.55

Finding the Fourth Proportional to 70,435.91, 97,197.14 and 38,602.55

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Solution

The fourth proportional to 70,435.91, 97,197.14 and 38,602.55 is: 53,269.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,435.91 : 97,197.14 = 38,602.55 : x
  2. Step 2: Convert to fraction form
    70,435.91/97,197.14 = 38,602.55/x
  3. Step 3: Cross multiply
    70,435.91x = 97,197.14 × 38,602.55
  4. Step 4: Simplify right side
    70,435.91x = 3,752,056,777.71
  5. Step 5: Solve for x
    x = 3,752,056,777.71/70,435.91
  6. Step 6: Final answer
    x = 53,269.09

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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.