Home / 124,887.54-172,365.24-92,835.06

Finding the Fourth Proportional to 124,887.54, 172,365.24 and 92,835.06

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Solution

The fourth proportional to 124,887.54, 172,365.24 and 92,835.06 is: 128,127.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,887.54 : 172,365.24 = 92,835.06 : x
  2. Step 2: Convert to fraction form
    124,887.54/172,365.24 = 92,835.06/x
  3. Step 3: Cross multiply
    124,887.54x = 172,365.24 × 92,835.06
  4. Step 4: Simplify right side
    124,887.54x = 16,001,537,397.31
  5. Step 5: Solve for x
    x = 16,001,537,397.31/124,887.54
  6. Step 6: Final answer
    x = 128,127.57

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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.