Home / 86,281.63-119,050.28-50,464.65

Finding the Fourth Proportional to 86,281.63, 119,050.28 and 50,464.65

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Solution

The fourth proportional to 86,281.63, 119,050.28 and 50,464.65 is: 69,630.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,281.63 : 119,050.28 = 50,464.65 : x
  2. Step 2: Convert to fraction form
    86,281.63/119,050.28 = 50,464.65/x
  3. Step 3: Cross multiply
    86,281.63x = 119,050.28 × 50,464.65
  4. Step 4: Simplify right side
    86,281.63x = 6,007,830,712.60
  5. Step 5: Solve for x
    x = 6,007,830,712.60/86,281.63
  6. Step 6: Final answer
    x = 69,630.47

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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.