Home / 124,887.06-172,346.67-68,302.08

Finding the Fourth Proportional to 124,887.06, 172,346.67 and 68,302.08

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Solution

The fourth proportional to 124,887.06, 172,346.67 and 68,302.08 is: 94,258.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,887.06 : 172,346.67 = 68,302.08 : x
  2. Step 2: Convert to fraction form
    124,887.06/172,346.67 = 68,302.08/x
  3. Step 3: Cross multiply
    124,887.06x = 172,346.67 × 68,302.08
  4. Step 4: Simplify right side
    124,887.06x = 11,771,636,042.07
  5. Step 5: Solve for x
    x = 11,771,636,042.07/124,887.06
  6. Step 6: Final answer
    x = 94,258.25

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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.