Home / 70,301.69-97,016.33-38,470.58

Finding the Fourth Proportional to 70,301.69, 97,016.33 and 38,470.58

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Solution

The fourth proportional to 70,301.69, 97,016.33 and 38,470.58 is: 53,089.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,301.69 : 97,016.33 = 38,470.58 : x
  2. Step 2: Convert to fraction form
    70,301.69/97,016.33 = 38,470.58/x
  3. Step 3: Cross multiply
    70,301.69x = 97,016.33 × 38,470.58
  4. Step 4: Simplify right side
    70,301.69x = 3,732,274,459.48
  5. Step 5: Solve for x
    x = 3,732,274,459.48/70,301.69
  6. Step 6: Final answer
    x = 53,089.40

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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.