Home / 108,916.60-163,145.26-49,802

Finding the Fourth Proportional to 108,916.60, 163,145.26 and 49,802

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Solution

The fourth proportional to 108,916.60, 163,145.26 and 49,802 is: 74,598.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,916.60 : 163,145.26 = 49,802 : x
  2. Step 2: Convert to fraction form
    108,916.60/163,145.26 = 49,802/x
  3. Step 3: Cross multiply
    108,916.60x = 163,145.26 × 49,802
  4. Step 4: Simplify right side
    108,916.60x = 8,124,960,238.52
  5. Step 5: Solve for x
    x = 8,124,960,238.52/108,916.60
  6. Step 6: Final answer
    x = 74,598.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.