Home / 70,535.10-97,332.24-40,314.42

Finding the Fourth Proportional to 70,535.10, 97,332.24 and 40,314.42

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Solution

The fourth proportional to 70,535.10, 97,332.24 and 40,314.42 is: 55,630.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,535.10 : 97,332.24 = 40,314.42 : x
  2. Step 2: Convert to fraction form
    70,535.10/97,332.24 = 40,314.42/x
  3. Step 3: Cross multiply
    70,535.10x = 97,332.24 × 40,314.42
  4. Step 4: Simplify right side
    70,535.10x = 3,923,892,802.90
  5. Step 5: Solve for x
    x = 3,923,892,802.90/70,535.10
  6. Step 6: Final answer
    x = 55,630.36

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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.