Home / 70,698.24-97,565.45-38,435.04

Finding the Fourth Proportional to 70,698.24, 97,565.45 and 38,435.04

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Solution

The fourth proportional to 70,698.24, 97,565.45 and 38,435.04 is: 53,041.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,698.24 : 97,565.45 = 38,435.04 : x
  2. Step 2: Convert to fraction form
    70,698.24/97,565.45 = 38,435.04/x
  3. Step 3: Cross multiply
    70,698.24x = 97,565.45 × 38,435.04
  4. Step 4: Simplify right side
    70,698.24x = 3,749,931,781.19
  5. Step 5: Solve for x
    x = 3,749,931,781.19/70,698.24
  6. Step 6: Final answer
    x = 53,041.37

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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.