Home / 86,002.08-118,685.87-47,762.27

Finding the Fourth Proportional to 86,002.08, 118,685.87 and 47,762.27

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Solution

The fourth proportional to 86,002.08, 118,685.87 and 47,762.27 is: 65,913.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,002.08 : 118,685.87 = 47,762.27 : x
  2. Step 2: Convert to fraction form
    86,002.08/118,685.87 = 47,762.27/x
  3. Step 3: Cross multiply
    86,002.08x = 118,685.87 × 47,762.27
  4. Step 4: Simplify right side
    86,002.08x = 5,668,706,568.12
  5. Step 5: Solve for x
    x = 5,668,706,568.12/86,002.08
  6. Step 6: Final answer
    x = 65,913.60

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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.