Home / 105,875.57-146,108.58-58,132.01

Finding the Fourth Proportional to 105,875.57, 146,108.58 and 58,132.01

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Solution

The fourth proportional to 105,875.57, 146,108.58 and 58,132.01 is: 80,222.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,875.57 : 146,108.58 = 58,132.01 : x
  2. Step 2: Convert to fraction form
    105,875.57/146,108.58 = 58,132.01/x
  3. Step 3: Cross multiply
    105,875.57x = 146,108.58 × 58,132.01
  4. Step 4: Simplify right side
    105,875.57x = 8,493,585,580.92
  5. Step 5: Solve for x
    x = 8,493,585,580.92/105,875.57
  6. Step 6: Final answer
    x = 80,222.33

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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.