Home / 157,795.83-236,766.93-69,037.65

Finding the Fourth Proportional to 157,795.83, 236,766.93 and 69,037.65

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Solution

The fourth proportional to 157,795.83, 236,766.93 and 69,037.65 is: 103,588.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,795.83 : 236,766.93 = 69,037.65 : x
  2. Step 2: Convert to fraction form
    157,795.83/236,766.93 = 69,037.65/x
  3. Step 3: Cross multiply
    157,795.83x = 236,766.93 × 69,037.65
  4. Step 4: Simplify right side
    157,795.83x = 16,345,832,444.91
  5. Step 5: Solve for x
    x = 16,345,832,444.91/157,795.83
  6. Step 6: Final answer
    x = 103,588.49

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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.