Home / 94,263.84-129,950.24-74,974.50

Finding the Fourth Proportional to 94,263.84, 129,950.24 and 74,974.50

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Solution

The fourth proportional to 94,263.84, 129,950.24 and 74,974.50 is: 103,358.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,263.84 : 129,950.24 = 74,974.50 : x
  2. Step 2: Convert to fraction form
    94,263.84/129,950.24 = 74,974.50/x
  3. Step 3: Cross multiply
    94,263.84x = 129,950.24 × 74,974.50
  4. Step 4: Simplify right side
    94,263.84x = 9,742,953,894.01
  5. Step 5: Solve for x
    x = 9,742,953,894.01/94,263.84
  6. Step 6: Final answer
    x = 103,358.34

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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.