Home / 99,329.60-148,864.80-46,015.40

Finding the Fourth Proportional to 99,329.60, 148,864.80 and 46,015.40

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Solution

The fourth proportional to 99,329.60, 148,864.80 and 46,015.40 is: 68,963.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,329.60 : 148,864.80 = 46,015.40 : x
  2. Step 2: Convert to fraction form
    99,329.60/148,864.80 = 46,015.40/x
  3. Step 3: Cross multiply
    99,329.60x = 148,864.80 × 46,015.40
  4. Step 4: Simplify right side
    99,329.60x = 6,850,073,317.92
  5. Step 5: Solve for x
    x = 6,850,073,317.92/99,329.60
  6. Step 6: Final answer
    x = 68,963.06

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1.5x scale

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.