Home / 97,440.08-146,159.04-30,880.16

Finding the Fourth Proportional to 97,440.08, 146,159.04 and 30,880.16

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Solution

The fourth proportional to 97,440.08, 146,159.04 and 30,880.16 is: 46,319.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,440.08 : 146,159.04 = 30,880.16 : x
  2. Step 2: Convert to fraction form
    97,440.08/146,159.04 = 30,880.16/x
  3. Step 3: Cross multiply
    97,440.08x = 146,159.04 × 30,880.16
  4. Step 4: Simplify right side
    97,440.08x = 4,513,414,540.65
  5. Step 5: Solve for x
    x = 4,513,414,540.65/97,440.08
  6. Step 6: Final answer
    x = 46,319.90

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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.