Home / 272,938.34-376,651.68-152,079.32

Finding the Fourth Proportional to 272,938.34, 376,651.68 and 152,079.32

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Solution

The fourth proportional to 272,938.34, 376,651.68 and 152,079.32 is: 209,867.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,938.34 : 376,651.68 = 152,079.32 : x
  2. Step 2: Convert to fraction form
    272,938.34/376,651.68 = 152,079.32/x
  3. Step 3: Cross multiply
    272,938.34x = 376,651.68 × 152,079.32
  4. Step 4: Simplify right side
    272,938.34x = 57,280,931,371.26
  5. Step 5: Solve for x
    x = 57,280,931,371.26/272,938.34
  6. Step 6: Final answer
    x = 209,867.66

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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.