Home / 132,301.54-182,547.30-78,604.48

Finding the Fourth Proportional to 132,301.54, 182,547.30 and 78,604.48

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Solution

The fourth proportional to 132,301.54, 182,547.30 and 78,604.48 is: 108,457.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,301.54 : 182,547.30 = 78,604.48 : x
  2. Step 2: Convert to fraction form
    132,301.54/182,547.30 = 78,604.48/x
  3. Step 3: Cross multiply
    132,301.54x = 182,547.30 × 78,604.48
  4. Step 4: Simplify right side
    132,301.54x = 14,349,035,591.90
  5. Step 5: Solve for x
    x = 14,349,035,591.90/132,301.54
  6. Step 6: Final answer
    x = 108,457.06

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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.