Home / 104,370.66-144,031.55-59,047.72

Finding the Fourth Proportional to 104,370.66, 144,031.55 and 59,047.72

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Solution

The fourth proportional to 104,370.66, 144,031.55 and 59,047.72 is: 81,485.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,370.66 : 144,031.55 = 59,047.72 : x
  2. Step 2: Convert to fraction form
    104,370.66/144,031.55 = 59,047.72/x
  3. Step 3: Cross multiply
    104,370.66x = 144,031.55 × 59,047.72
  4. Step 4: Simplify right side
    104,370.66x = 8,504,733,980.25
  5. Step 5: Solve for x
    x = 8,504,733,980.25/104,370.66
  6. Step 6: Final answer
    x = 81,485.87

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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.