Home / 100,446.93-138,606.66-60,159.63

Finding the Fourth Proportional to 100,446.93, 138,606.66 and 60,159.63

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Solution

The fourth proportional to 100,446.93, 138,606.66 and 60,159.63 is: 83,014.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,446.93 : 138,606.66 = 60,159.63 : x
  2. Step 2: Convert to fraction form
    100,446.93/138,606.66 = 60,159.63/x
  3. Step 3: Cross multiply
    100,446.93x = 138,606.66 × 60,159.63
  4. Step 4: Simplify right side
    100,446.93x = 8,338,525,381.14
  5. Step 5: Solve for x
    x = 8,338,525,381.14/100,446.93
  6. Step 6: Final answer
    x = 83,014.24

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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.