Home / 70,324.81-97,056.17-40,117.63

Finding the Fourth Proportional to 70,324.81, 97,056.17 and 40,117.63

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Solution

The fourth proportional to 70,324.81, 97,056.17 and 40,117.63 is: 55,366.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,324.81 : 97,056.17 = 40,117.63 : x
  2. Step 2: Convert to fraction form
    70,324.81/97,056.17 = 40,117.63/x
  3. Step 3: Cross multiply
    70,324.81x = 97,056.17 × 40,117.63
  4. Step 4: Simplify right side
    70,324.81x = 3,893,663,632.13
  5. Step 5: Solve for x
    x = 3,893,663,632.13/70,324.81
  6. Step 6: Final answer
    x = 55,366.86

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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.