Home / 153,844.85-230,320.37-89,607.13

Finding the Fourth Proportional to 153,844.85, 230,320.37 and 89,607.13

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Solution

The fourth proportional to 153,844.85, 230,320.37 and 89,607.13 is: 134,150.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,844.85 : 230,320.37 = 89,607.13 : x
  2. Step 2: Convert to fraction form
    153,844.85/230,320.37 = 89,607.13/x
  3. Step 3: Cross multiply
    153,844.85x = 230,320.37 × 89,607.13
  4. Step 4: Simplify right side
    153,844.85x = 20,638,346,984.46
  5. Step 5: Solve for x
    x = 20,638,346,984.46/153,844.85
  6. Step 6: Final answer
    x = 134,150.39

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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.