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Finding the Fourth Proportional to 62,391.84, 93,482.16 and 37,716

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Solution

The fourth proportional to 62,391.84, 93,482.16 and 37,716 is: 56,510.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,391.84 : 93,482.16 = 37,716 : x
  2. Step 2: Convert to fraction form
    62,391.84/93,482.16 = 37,716/x
  3. Step 3: Cross multiply
    62,391.84x = 93,482.16 × 37,716
  4. Step 4: Simplify right side
    62,391.84x = 3,525,773,146.56
  5. Step 5: Solve for x
    x = 3,525,773,146.56/62,391.84
  6. Step 6: Final answer
    x = 56,510.16

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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.