Home / 86,097.86-118,814.96-47,856.23

Finding the Fourth Proportional to 86,097.86, 118,814.96 and 47,856.23

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Solution

The fourth proportional to 86,097.86, 118,814.96 and 47,856.23 is: 66,041.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,097.86 : 118,814.96 = 47,856.23 : x
  2. Step 2: Convert to fraction form
    86,097.86/118,814.96 = 47,856.23/x
  3. Step 3: Cross multiply
    86,097.86x = 118,814.96 × 47,856.23
  4. Step 4: Simplify right side
    86,097.86x = 5,686,036,258.70
  5. Step 5: Solve for x
    x = 5,686,036,258.70/86,097.86
  6. Step 6: Final answer
    x = 66,041.55

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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.