Home / 70,430.64-97,195.14-38,598.86

Finding the Fourth Proportional to 70,430.64, 97,195.14 and 38,598.86

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Solution

The fourth proportional to 70,430.64, 97,195.14 and 38,598.86 is: 53,266.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,430.64 : 97,195.14 = 38,598.86 : x
  2. Step 2: Convert to fraction form
    70,430.64/97,195.14 = 38,598.86/x
  3. Step 3: Cross multiply
    70,430.64x = 97,195.14 × 38,598.86
  4. Step 4: Simplify right side
    70,430.64x = 3,751,621,601.54
  5. Step 5: Solve for x
    x = 3,751,621,601.54/70,430.64
  6. Step 6: Final answer
    x = 53,266.90

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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.