Home / 153,474.09-230,242.35-64,727.91

Finding the Fourth Proportional to 153,474.09, 230,242.35 and 64,727.91

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Solution

The fourth proportional to 153,474.09, 230,242.35 and 64,727.91 is: 97,105.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,474.09 : 230,242.35 = 64,727.91 : x
  2. Step 2: Convert to fraction form
    153,474.09/230,242.35 = 64,727.91/x
  3. Step 3: Cross multiply
    153,474.09x = 230,242.35 × 64,727.91
  4. Step 4: Simplify right side
    153,474.09x = 14,903,105,987.62
  5. Step 5: Solve for x
    x = 14,903,105,987.62/153,474.09
  6. Step 6: Final answer
    x = 97,105.03

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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.