Home / 70,663.23-97,509.55-40,441.66

Finding the Fourth Proportional to 70,663.23, 97,509.55 and 40,441.66

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Solution

The fourth proportional to 70,663.23, 97,509.55 and 40,441.66 is: 55,806.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,663.23 : 97,509.55 = 40,441.66 : x
  2. Step 2: Convert to fraction form
    70,663.23/97,509.55 = 40,441.66/x
  3. Step 3: Cross multiply
    70,663.23x = 97,509.55 × 40,441.66
  4. Step 4: Simplify right side
    70,663.23x = 3,943,448,067.85
  5. Step 5: Solve for x
    x = 3,943,448,067.85/70,663.23
  6. Step 6: Final answer
    x = 55,806.22

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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.