Home / 272,718.93-376,363.20-151,852.55

Finding the Fourth Proportional to 272,718.93, 376,363.20 and 151,852.55

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Solution

The fourth proportional to 272,718.93, 376,363.20 and 151,852.55 is: 209,562.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,718.93 : 376,363.20 = 151,852.55 : x
  2. Step 2: Convert to fraction form
    272,718.93/376,363.20 = 151,852.55/x
  3. Step 3: Cross multiply
    272,718.93x = 376,363.20 × 151,852.55
  4. Step 4: Simplify right side
    272,718.93x = 57,151,711,646.16
  5. Step 5: Solve for x
    x = 57,151,711,646.16/272,718.93
  6. Step 6: Final answer
    x = 209,562.69

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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.