Home / 153,356.16-230,091.34-69,091.04

Finding the Fourth Proportional to 153,356.16, 230,091.34 and 69,091.04

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Solution

The fourth proportional to 153,356.16, 230,091.34 and 69,091.04 is: 103,662.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,356.16 : 230,091.34 = 69,091.04 : x
  2. Step 2: Convert to fraction form
    153,356.16/230,091.34 = 69,091.04/x
  3. Step 3: Cross multiply
    153,356.16x = 230,091.34 × 69,091.04
  4. Step 4: Simplify right side
    153,356.16x = 15,897,249,975.59
  5. Step 5: Solve for x
    x = 15,897,249,975.59/153,356.16
  6. Step 6: Final answer
    x = 103,662.29

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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.