Home / 216,826.72-299,230.14-134,058.76

Finding the Fourth Proportional to 216,826.72, 299,230.14 and 134,058.76

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Solution

The fourth proportional to 216,826.72, 299,230.14 and 134,058.76 is: 185,006.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,826.72 : 299,230.14 = 134,058.76 : x
  2. Step 2: Convert to fraction form
    216,826.72/299,230.14 = 134,058.76/x
  3. Step 3: Cross multiply
    216,826.72x = 299,230.14 × 134,058.76
  4. Step 4: Simplify right side
    216,826.72x = 40,114,421,523.03
  5. Step 5: Solve for x
    x = 40,114,421,523.03/216,826.72
  6. Step 6: Final answer
    x = 185,006.82

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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.