Home / 70,632.96-97,456.68-40,006.32

Finding the Fourth Proportional to 70,632.96, 97,456.68 and 40,006.32

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Solution

The fourth proportional to 70,632.96, 97,456.68 and 40,006.32 is: 55,199.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,632.96 : 97,456.68 = 40,006.32 : x
  2. Step 2: Convert to fraction form
    70,632.96/97,456.68 = 40,006.32/x
  3. Step 3: Cross multiply
    70,632.96x = 97,456.68 × 40,006.32
  4. Step 4: Simplify right side
    70,632.96x = 3,898,883,126.22
  5. Step 5: Solve for x
    x = 3,898,883,126.22/70,632.96
  6. Step 6: Final answer
    x = 55,199.20

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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.