Home / 153,812.20-230,718.30-94,455.40

Finding the Fourth Proportional to 153,812.20, 230,718.30 and 94,455.40

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Solution

The fourth proportional to 153,812.20, 230,718.30 and 94,455.40 is: 141,683.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,812.20 : 230,718.30 = 94,455.40 : x
  2. Step 2: Convert to fraction form
    153,812.20/230,718.30 = 94,455.40/x
  3. Step 3: Cross multiply
    153,812.20x = 230,718.30 × 94,455.40
  4. Step 4: Simplify right side
    153,812.20x = 21,792,589,313.82
  5. Step 5: Solve for x
    x = 21,792,589,313.82/153,812.20
  6. Step 6: Final answer
    x = 141,683.10

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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.