Home / 86,557.50-119,449.38-46,813.50

Finding the Fourth Proportional to 86,557.50, 119,449.38 and 46,813.50

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Solution

The fourth proportional to 86,557.50, 119,449.38 and 46,813.50 is: 64,602.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,557.50 : 119,449.38 = 46,813.50 : x
  2. Step 2: Convert to fraction form
    86,557.50/119,449.38 = 46,813.50/x
  3. Step 3: Cross multiply
    86,557.50x = 119,449.38 × 46,813.50
  4. Step 4: Simplify right side
    86,557.50x = 5,591,843,550.63
  5. Step 5: Solve for x
    x = 5,591,843,550.63/86,557.50
  6. Step 6: Final answer
    x = 64,602.65

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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.