Home / 70,427.43-97,189.86-38,597.07

Finding the Fourth Proportional to 70,427.43, 97,189.86 and 38,597.07

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Solution

The fourth proportional to 70,427.43, 97,189.86 and 38,597.07 is: 53,263.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,427.43 : 97,189.86 = 38,597.07 : x
  2. Step 2: Convert to fraction form
    70,427.43/97,189.86 = 38,597.07/x
  3. Step 3: Cross multiply
    70,427.43x = 97,189.86 × 38,597.07
  4. Step 4: Simplify right side
    70,427.43x = 3,751,243,829.71
  5. Step 5: Solve for x
    x = 3,751,243,829.71/70,427.43
  6. Step 6: Final answer
    x = 53,263.96

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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.