Home / 98,916.17-136,504.13-53,595.30

Finding the Fourth Proportional to 98,916.17, 136,504.13 and 53,595.30

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Solution

The fourth proportional to 98,916.17, 136,504.13 and 53,595.30 is: 73,961.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,916.17 : 136,504.13 = 53,595.30 : x
  2. Step 2: Convert to fraction form
    98,916.17/136,504.13 = 53,595.30/x
  3. Step 3: Cross multiply
    98,916.17x = 136,504.13 × 53,595.30
  4. Step 4: Simplify right side
    98,916.17x = 7,315,979,530.61
  5. Step 5: Solve for x
    x = 7,315,979,530.61/98,916.17
  6. Step 6: Final answer
    x = 73,961.42

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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.