Home / 70,332.07-97,060.95-40,122.31

Finding the Fourth Proportional to 70,332.07, 97,060.95 and 40,122.31

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Solution

The fourth proportional to 70,332.07, 97,060.95 and 40,122.31 is: 55,370.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,332.07 : 97,060.95 = 40,122.31 : x
  2. Step 2: Convert to fraction form
    70,332.07/97,060.95 = 40,122.31/x
  3. Step 3: Cross multiply
    70,332.07x = 97,060.95 × 40,122.31
  4. Step 4: Simplify right side
    70,332.07x = 3,894,309,524.79
  5. Step 5: Solve for x
    x = 3,894,309,524.79/70,332.07
  6. Step 6: Final answer
    x = 55,370.32

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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.