Home / 148,715.14-205,150.86-94,943.64

Finding the Fourth Proportional to 148,715.14, 205,150.86 and 94,943.64

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Solution

The fourth proportional to 148,715.14, 205,150.86 and 94,943.64 is: 130,973.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,715.14 : 205,150.86 = 94,943.64 : x
  2. Step 2: Convert to fraction form
    148,715.14/205,150.86 = 94,943.64/x
  3. Step 3: Cross multiply
    148,715.14x = 205,150.86 × 94,943.64
  4. Step 4: Simplify right side
    148,715.14x = 19,477,769,397.53
  5. Step 5: Solve for x
    x = 19,477,769,397.53/148,715.14
  6. Step 6: Final answer
    x = 130,973.69

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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.