Home / 199,916.30-299,437.05-173,672.30

Finding the Fourth Proportional to 199,916.30, 299,437.05 and 173,672.30

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Solution

The fourth proportional to 199,916.30, 299,437.05 and 173,672.30 is: 260,128.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,916.30 : 299,437.05 = 173,672.30 : x
  2. Step 2: Convert to fraction form
    199,916.30/299,437.05 = 173,672.30/x
  3. Step 3: Cross multiply
    199,916.30x = 299,437.05 × 173,672.30
  4. Step 4: Simplify right side
    199,916.30x = 52,003,921,178.72
  5. Step 5: Solve for x
    x = 52,003,921,178.72/199,916.30
  6. Step 6: Final answer
    x = 260,128.47

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1.5x scale

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.