Home / 70,290.93-97,001.37-38,459.96

Finding the Fourth Proportional to 70,290.93, 97,001.37 and 38,459.96

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Solution

The fourth proportional to 70,290.93, 97,001.37 and 38,459.96 is: 53,074.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,290.93 : 97,001.37 = 38,459.96 : x
  2. Step 2: Convert to fraction form
    70,290.93/97,001.37 = 38,459.96/x
  3. Step 3: Cross multiply
    70,290.93x = 97,001.37 × 38,459.96
  4. Step 4: Simplify right side
    70,290.93x = 3,730,668,325.14
  5. Step 5: Solve for x
    x = 3,730,668,325.14/70,290.93
  6. Step 6: Final answer
    x = 53,074.68

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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.