Home / 212,715.04-319,068.96-62,954.50

Finding the Fourth Proportional to 212,715.04, 319,068.96 and 62,954.50

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Solution

The fourth proportional to 212,715.04, 319,068.96 and 62,954.50 is: 94,430.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,715.04 : 319,068.96 = 62,954.50 : x
  2. Step 2: Convert to fraction form
    212,715.04/319,068.96 = 62,954.50/x
  3. Step 3: Cross multiply
    212,715.04x = 319,068.96 × 62,954.50
  4. Step 4: Simplify right side
    212,715.04x = 20,086,826,842.32
  5. Step 5: Solve for x
    x = 20,086,826,842.32/212,715.04
  6. Step 6: Final answer
    x = 94,430.68

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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.