Home / 86,900.48-119,932.75-52,928.90

Finding the Fourth Proportional to 86,900.48, 119,932.75 and 52,928.90

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Solution

The fourth proportional to 86,900.48, 119,932.75 and 52,928.90 is: 73,048.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,900.48 : 119,932.75 = 52,928.90 : x
  2. Step 2: Convert to fraction form
    86,900.48/119,932.75 = 52,928.90/x
  3. Step 3: Cross multiply
    86,900.48x = 119,932.75 × 52,928.90
  4. Step 4: Simplify right side
    86,900.48x = 6,347,908,531.48
  5. Step 5: Solve for x
    x = 6,347,908,531.48/86,900.48
  6. Step 6: Final answer
    x = 73,048.03

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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.