Home / 74,437.84-102,683.76-45,747.14

Finding the Fourth Proportional to 74,437.84, 102,683.76 and 45,747.14

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Solution

The fourth proportional to 74,437.84, 102,683.76 and 45,747.14 is: 63,106.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,437.84 : 102,683.76 = 45,747.14 : x
  2. Step 2: Convert to fraction form
    74,437.84/102,683.76 = 45,747.14/x
  3. Step 3: Cross multiply
    74,437.84x = 102,683.76 × 45,747.14
  4. Step 4: Simplify right side
    74,437.84x = 4,697,488,344.45
  5. Step 5: Solve for x
    x = 4,697,488,344.45/74,437.84
  6. Step 6: Final answer
    x = 63,106.19

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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.