Home / 372,005.10-558,007.65-162,053.10

Finding the Fourth Proportional to 372,005.10, 558,007.65 and 162,053.10

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Solution

The fourth proportional to 372,005.10, 558,007.65 and 162,053.10 is: 243,079.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,005.10 : 558,007.65 = 162,053.10 : x
  2. Step 2: Convert to fraction form
    372,005.10/558,007.65 = 162,053.10/x
  3. Step 3: Cross multiply
    372,005.10x = 558,007.65 × 162,053.10
  4. Step 4: Simplify right side
    372,005.10x = 90,426,869,506.22
  5. Step 5: Solve for x
    x = 90,426,869,506.22/372,005.10
  6. Step 6: Final answer
    x = 243,079.65

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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.