Home / 153,501.45-230,276.79-64,768.02

Finding the Fourth Proportional to 153,501.45, 230,276.79 and 64,768.02

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Solution

The fourth proportional to 153,501.45, 230,276.79 and 64,768.02 is: 97,162.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,501.45 : 230,276.79 = 64,768.02 : x
  2. Step 2: Convert to fraction form
    153,501.45/230,276.79 = 64,768.02/x
  3. Step 3: Cross multiply
    153,501.45x = 230,276.79 × 64,768.02
  4. Step 4: Simplify right side
    153,501.45x = 14,914,571,740.26
  5. Step 5: Solve for x
    x = 14,914,571,740.26/153,501.45
  6. Step 6: Final answer
    x = 97,162.42

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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.