Home / 372,303.72-558,543.06-162,001.80

Finding the Fourth Proportional to 372,303.72, 558,543.06 and 162,001.80

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Solution

The fourth proportional to 372,303.72, 558,543.06 and 162,001.80 is: 243,040.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,303.72 : 558,543.06 = 162,001.80 : x
  2. Step 2: Convert to fraction form
    372,303.72/558,543.06 = 162,001.80/x
  3. Step 3: Cross multiply
    372,303.72x = 558,543.06 × 162,001.80
  4. Step 4: Simplify right side
    372,303.72x = 90,484,981,097.51
  5. Step 5: Solve for x
    x = 90,484,981,097.51/372,303.72
  6. Step 6: Final answer
    x = 243,040.77

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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.