Home / 70,888.29-97,825.52-38,622.80

Finding the Fourth Proportional to 70,888.29, 97,825.52 and 38,622.80

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Solution

The fourth proportional to 70,888.29, 97,825.52 and 38,622.80 is: 53,299.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,888.29 : 97,825.52 = 38,622.80 : x
  2. Step 2: Convert to fraction form
    70,888.29/97,825.52 = 38,622.80/x
  3. Step 3: Cross multiply
    70,888.29x = 97,825.52 × 38,622.80
  4. Step 4: Simplify right side
    70,888.29x = 3,778,294,811.61
  5. Step 5: Solve for x
    x = 3,778,294,811.61/70,888.29
  6. Step 6: Final answer
    x = 53,299.28

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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.