Home / 121,247.58-167,330.07-73,502.94

Finding the Fourth Proportional to 121,247.58, 167,330.07 and 73,502.94

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Solution

The fourth proportional to 121,247.58, 167,330.07 and 73,502.94 is: 101,439.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,247.58 : 167,330.07 = 73,502.94 : x
  2. Step 2: Convert to fraction form
    121,247.58/167,330.07 = 73,502.94/x
  3. Step 3: Cross multiply
    121,247.58x = 167,330.07 × 73,502.94
  4. Step 4: Simplify right side
    121,247.58x = 12,299,252,095.41
  5. Step 5: Solve for x
    x = 12,299,252,095.41/121,247.58
  6. Step 6: Final answer
    x = 101,439.16

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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.