Home / 107,566.07-148,438.61-58,506.45

Finding the Fourth Proportional to 107,566.07, 148,438.61 and 58,506.45

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Solution

The fourth proportional to 107,566.07, 148,438.61 and 58,506.45 is: 80,737.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,566.07 : 148,438.61 = 58,506.45 : x
  2. Step 2: Convert to fraction form
    107,566.07/148,438.61 = 58,506.45/x
  3. Step 3: Cross multiply
    107,566.07x = 148,438.61 × 58,506.45
  4. Step 4: Simplify right side
    107,566.07x = 8,684,615,821.50
  5. Step 5: Solve for x
    x = 8,684,615,821.50/107,566.07
  6. Step 6: Final answer
    x = 80,737.51

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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.