Home / 124,896.06-172,345.77-70,445.23

Finding the Fourth Proportional to 124,896.06, 172,345.77 and 70,445.23

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Solution

The fourth proportional to 124,896.06, 172,345.77 and 70,445.23 is: 97,208.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,896.06 : 172,345.77 = 70,445.23 : x
  2. Step 2: Convert to fraction form
    124,896.06/172,345.77 = 70,445.23/x
  3. Step 3: Cross multiply
    124,896.06x = 172,345.77 × 70,445.23
  4. Step 4: Simplify right side
    124,896.06x = 12,140,936,976.31
  5. Step 5: Solve for x
    x = 12,140,936,976.31/124,896.06
  6. Step 6: Final answer
    x = 97,208.33

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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.