Home / 86,038.98-118,741.15-50,240.42

Finding the Fourth Proportional to 86,038.98, 118,741.15 and 50,240.42

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Solution

The fourth proportional to 86,038.98, 118,741.15 and 50,240.42 is: 69,336.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,038.98 : 118,741.15 = 50,240.42 : x
  2. Step 2: Convert to fraction form
    86,038.98/118,741.15 = 50,240.42/x
  3. Step 3: Cross multiply
    86,038.98x = 118,741.15 × 50,240.42
  4. Step 4: Simplify right side
    86,038.98x = 5,965,605,247.28
  5. Step 5: Solve for x
    x = 5,965,605,247.28/86,038.98
  6. Step 6: Final answer
    x = 69,336.08

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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.