Home / 113,025.25-155,975.25-62,724.25

Finding the Fourth Proportional to 113,025.25, 155,975.25 and 62,724.25

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Solution

The fourth proportional to 113,025.25, 155,975.25 and 62,724.25 is: 86,559.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,025.25 : 155,975.25 = 62,724.25 : x
  2. Step 2: Convert to fraction form
    113,025.25/155,975.25 = 62,724.25/x
  3. Step 3: Cross multiply
    113,025.25x = 155,975.25 × 62,724.25
  4. Step 4: Simplify right side
    113,025.25x = 9,783,430,574.81
  5. Step 5: Solve for x
    x = 9,783,430,574.81/113,025.25
  6. Step 6: Final answer
    x = 86,559.69

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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.