Home / 86,482.32-119,345.76-48,756.48

Finding the Fourth Proportional to 86,482.32, 119,345.76 and 48,756.48

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Solution

The fourth proportional to 86,482.32, 119,345.76 and 48,756.48 is: 67,284.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,482.32 : 119,345.76 = 48,756.48 : x
  2. Step 2: Convert to fraction form
    86,482.32/119,345.76 = 48,756.48/x
  3. Step 3: Cross multiply
    86,482.32x = 119,345.76 × 48,756.48
  4. Step 4: Simplify right side
    86,482.32x = 5,818,879,160.52
  5. Step 5: Solve for x
    x = 5,818,879,160.52/86,482.32
  6. Step 6: Final answer
    x = 67,284.03

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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.