Home / 106,903.86-147,525.12-59,157.18

Finding the Fourth Proportional to 106,903.86, 147,525.12 and 59,157.18

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Solution

The fourth proportional to 106,903.86, 147,525.12 and 59,157.18 is: 81,635.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,903.86 : 147,525.12 = 59,157.18 : x
  2. Step 2: Convert to fraction form
    106,903.86/147,525.12 = 59,157.18/x
  3. Step 3: Cross multiply
    106,903.86x = 147,525.12 × 59,157.18
  4. Step 4: Simplify right side
    106,903.86x = 8,727,170,078.36
  5. Step 5: Solve for x
    x = 8,727,170,078.36/106,903.86
  6. Step 6: Final answer
    x = 81,635.69

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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.