Home / 109,237.68-163,810.14-46,086.12

Finding the Fourth Proportional to 109,237.68, 163,810.14 and 46,086.12

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Solution

The fourth proportional to 109,237.68, 163,810.14 and 46,086.12 is: 69,109.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,237.68 : 163,810.14 = 46,086.12 : x
  2. Step 2: Convert to fraction form
    109,237.68/163,810.14 = 46,086.12/x
  3. Step 3: Cross multiply
    109,237.68x = 163,810.14 × 46,086.12
  4. Step 4: Simplify right side
    109,237.68x = 7,549,373,769.26
  5. Step 5: Solve for x
    x = 7,549,373,769.26/109,237.68
  6. Step 6: Final answer
    x = 69,109.61

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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.