Home / 86,845.04-119,848.30-48,604.29

Finding the Fourth Proportional to 86,845.04, 119,848.30 and 48,604.29

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Solution

The fourth proportional to 86,845.04, 119,848.30 and 48,604.29 is: 67,075.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,845.04 : 119,848.30 = 48,604.29 : x
  2. Step 2: Convert to fraction form
    86,845.04/119,848.30 = 48,604.29/x
  3. Step 3: Cross multiply
    86,845.04x = 119,848.30 × 48,604.29
  4. Step 4: Simplify right side
    86,845.04x = 5,825,141,529.21
  5. Step 5: Solve for x
    x = 5,825,141,529.21/86,845.04
  6. Step 6: Final answer
    x = 67,075.12

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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.