Home / 99,550.63-148,975.01-62,128.23

Finding the Fourth Proportional to 99,550.63, 148,975.01 and 62,128.23

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Solution

The fourth proportional to 99,550.63, 148,975.01 and 62,128.23 is: 92,973.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,550.63 : 148,975.01 = 62,128.23 : x
  2. Step 2: Convert to fraction form
    99,550.63/148,975.01 = 62,128.23/x
  3. Step 3: Cross multiply
    99,550.63x = 148,975.01 × 62,128.23
  4. Step 4: Simplify right side
    99,550.63x = 9,255,553,685.53
  5. Step 5: Solve for x
    x = 9,255,553,685.53/99,550.63
  6. Step 6: Final answer
    x = 92,973.33

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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.