Home / 173,495.30-239,410.38-105,502.83

Finding the Fourth Proportional to 173,495.30, 239,410.38 and 105,502.83

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Solution

The fourth proportional to 173,495.30, 239,410.38 and 105,502.83 is: 145,585.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,495.30 : 239,410.38 = 105,502.83 : x
  2. Step 2: Convert to fraction form
    173,495.30/239,410.38 = 105,502.83/x
  3. Step 3: Cross multiply
    173,495.30x = 239,410.38 × 105,502.83
  4. Step 4: Simplify right side
    173,495.30x = 25,258,472,621.38
  5. Step 5: Solve for x
    x = 25,258,472,621.38/173,495.30
  6. Step 6: Final answer
    x = 145,585.92

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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.