Home / 97,931.86-135,096.22-63,960.23

Finding the Fourth Proportional to 97,931.86, 135,096.22 and 63,960.23

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Solution

The fourth proportional to 97,931.86, 135,096.22 and 63,960.23 is: 88,232.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,931.86 : 135,096.22 = 63,960.23 : x
  2. Step 2: Convert to fraction form
    97,931.86/135,096.22 = 63,960.23/x
  3. Step 3: Cross multiply
    97,931.86x = 135,096.22 × 63,960.23
  4. Step 4: Simplify right side
    97,931.86x = 8,640,785,303.33
  5. Step 5: Solve for x
    x = 8,640,785,303.33/97,931.86
  6. Step 6: Final answer
    x = 88,232.63

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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.