Home / 78,724.76-118,087.26-23,952.71

Finding the Fourth Proportional to 78,724.76, 118,087.26 and 23,952.71

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Solution

The fourth proportional to 78,724.76, 118,087.26 and 23,952.71 is: 35,929.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,724.76 : 118,087.26 = 23,952.71 : x
  2. Step 2: Convert to fraction form
    78,724.76/118,087.26 = 23,952.71/x
  3. Step 3: Cross multiply
    78,724.76x = 118,087.26 × 23,952.71
  4. Step 4: Simplify right side
    78,724.76x = 2,828,509,303.04
  5. Step 5: Solve for x
    x = 2,828,509,303.04/78,724.76
  6. Step 6: Final answer
    x = 35,929.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.