Home / 86,762.04-119,730.76-48,521.15

Finding the Fourth Proportional to 86,762.04, 119,730.76 and 48,521.15

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Solution

The fourth proportional to 86,762.04, 119,730.76 and 48,521.15 is: 66,958.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,762.04 : 119,730.76 = 48,521.15 : x
  2. Step 2: Convert to fraction form
    86,762.04/119,730.76 = 48,521.15/x
  3. Step 3: Cross multiply
    86,762.04x = 119,730.76 × 48,521.15
  4. Step 4: Simplify right side
    86,762.04x = 5,809,474,165.57
  5. Step 5: Solve for x
    x = 5,809,474,165.57/86,762.04
  6. Step 6: Final answer
    x = 66,958.71

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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.