Home / 105,228.35-157,801.57-34,133.79

Finding the Fourth Proportional to 105,228.35, 157,801.57 and 34,133.79

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Solution

The fourth proportional to 105,228.35, 157,801.57 and 34,133.79 is: 51,187.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,228.35 : 157,801.57 = 34,133.79 : x
  2. Step 2: Convert to fraction form
    105,228.35/157,801.57 = 34,133.79/x
  3. Step 3: Cross multiply
    105,228.35x = 157,801.57 × 34,133.79
  4. Step 4: Simplify right side
    105,228.35x = 5,386,365,652.05
  5. Step 5: Solve for x
    x = 5,386,365,652.05/105,228.35
  6. Step 6: Final answer
    x = 51,187.40

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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.