Home / 118,718.16-163,816.04-94,580.34

Finding the Fourth Proportional to 118,718.16, 163,816.04 and 94,580.34

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Solution

The fourth proportional to 118,718.16, 163,816.04 and 94,580.34 is: 130,508.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,718.16 : 163,816.04 = 94,580.34 : x
  2. Step 2: Convert to fraction form
    118,718.16/163,816.04 = 94,580.34/x
  3. Step 3: Cross multiply
    118,718.16x = 163,816.04 × 94,580.34
  4. Step 4: Simplify right side
    118,718.16x = 15,493,776,760.65
  5. Step 5: Solve for x
    x = 15,493,776,760.65/118,718.16
  6. Step 6: Final answer
    x = 130,508.90

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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.