Home / 272,904.72-376,636.08-152,065.68

Finding the Fourth Proportional to 272,904.72, 376,636.08 and 152,065.68

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Solution

The fourth proportional to 272,904.72, 376,636.08 and 152,065.68 is: 209,866.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,904.72 : 376,636.08 = 152,065.68 : x
  2. Step 2: Convert to fraction form
    272,904.72/376,636.08 = 152,065.68/x
  3. Step 3: Cross multiply
    272,904.72x = 376,636.08 × 152,065.68
  4. Step 4: Simplify right side
    272,904.72x = 57,273,421,617.73
  5. Step 5: Solve for x
    x = 57,273,421,617.73/272,904.72
  6. Step 6: Final answer
    x = 209,866.00

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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.