Home / 176,457.16-243,412.32-108,426.88

Finding the Fourth Proportional to 176,457.16, 243,412.32 and 108,426.88

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Solution

The fourth proportional to 176,457.16, 243,412.32 and 108,426.88 is: 149,568.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,457.16 : 243,412.32 = 108,426.88 : x
  2. Step 2: Convert to fraction form
    176,457.16/243,412.32 = 108,426.88/x
  3. Step 3: Cross multiply
    176,457.16x = 243,412.32 × 108,426.88
  4. Step 4: Simplify right side
    176,457.16x = 26,392,438,411.16
  5. Step 5: Solve for x
    x = 26,392,438,411.16/176,457.16
  6. Step 6: Final answer
    x = 149,568.53

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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.