Home / 118,140.84-163,030.75-67,159.14

Finding the Fourth Proportional to 118,140.84, 163,030.75 and 67,159.14

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Solution

The fourth proportional to 118,140.84, 163,030.75 and 67,159.14 is: 92,677.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,140.84 : 163,030.75 = 67,159.14 : x
  2. Step 2: Convert to fraction form
    118,140.84/163,030.75 = 67,159.14/x
  3. Step 3: Cross multiply
    118,140.84x = 163,030.75 × 67,159.14
  4. Step 4: Simplify right side
    118,140.84x = 10,949,004,963.56
  5. Step 5: Solve for x
    x = 10,949,004,963.56/118,140.84
  6. Step 6: Final answer
    x = 92,677.56

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1.5x scale

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.