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Finding the Fourth Proportional to 70,963.63, 97,925.33 and 40,727.67

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Solution

The fourth proportional to 70,963.63, 97,925.33 and 40,727.67 is: 56,201.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,963.63 : 97,925.33 = 40,727.67 : x
  2. Step 2: Convert to fraction form
    70,963.63/97,925.33 = 40,727.67/x
  3. Step 3: Cross multiply
    70,963.63x = 97,925.33 × 40,727.67
  4. Step 4: Simplify right side
    70,963.63x = 3,988,270,259.48
  5. Step 5: Solve for x
    x = 3,988,270,259.48/70,963.63
  6. Step 6: Final answer
    x = 56,201.61

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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.