Home / 272,545.18-376,109.67-151,684.42

Finding the Fourth Proportional to 272,545.18, 376,109.67 and 151,684.42

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Solution

The fourth proportional to 272,545.18, 376,109.67 and 151,684.42 is: 209,323.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,545.18 : 376,109.67 = 151,684.42 : x
  2. Step 2: Convert to fraction form
    272,545.18/376,109.67 = 151,684.42/x
  3. Step 3: Cross multiply
    272,545.18x = 376,109.67 × 151,684.42
  4. Step 4: Simplify right side
    272,545.18x = 57,049,977,150.34
  5. Step 5: Solve for x
    x = 57,049,977,150.34/272,545.18
  6. Step 6: Final answer
    x = 209,323.01

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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.