Home / 70,242.75-96,937.56-40,032.69

Finding the Fourth Proportional to 70,242.75, 96,937.56 and 40,032.69

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Solution

The fourth proportional to 70,242.75, 96,937.56 and 40,032.69 is: 55,246.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,242.75 : 96,937.56 = 40,032.69 : x
  2. Step 2: Convert to fraction form
    70,242.75/96,937.56 = 40,032.69/x
  3. Step 3: Cross multiply
    70,242.75x = 96,937.56 × 40,032.69
  4. Step 4: Simplify right side
    70,242.75x = 3,880,671,288.84
  5. Step 5: Solve for x
    x = 3,880,671,288.84/70,242.75
  6. Step 6: Final answer
    x = 55,246.57

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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.