Home / 124,914.06-172,332.99-79,583.93

Finding the Fourth Proportional to 124,914.06, 172,332.99 and 79,583.93

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Solution

The fourth proportional to 124,914.06, 172,332.99 and 79,583.93 is: 109,794.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,914.06 : 172,332.99 = 79,583.93 : x
  2. Step 2: Convert to fraction form
    124,914.06/172,332.99 = 79,583.93/x
  3. Step 3: Cross multiply
    124,914.06x = 172,332.99 × 79,583.93
  4. Step 4: Simplify right side
    124,914.06x = 13,714,936,612.85
  5. Step 5: Solve for x
    x = 13,714,936,612.85/124,914.06
  6. Step 6: Final answer
    x = 109,794.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.