Home / 124,684.75-172,066.06-70,973.23

Finding the Fourth Proportional to 124,684.75, 172,066.06 and 70,973.23

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Solution

The fourth proportional to 124,684.75, 172,066.06 and 70,973.23 is: 97,943.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,684.75 : 172,066.06 = 70,973.23 : x
  2. Step 2: Convert to fraction form
    124,684.75/172,066.06 = 70,973.23/x
  3. Step 3: Cross multiply
    124,684.75x = 172,066.06 × 70,973.23
  4. Step 4: Simplify right side
    124,684.75x = 12,212,084,051.57
  5. Step 5: Solve for x
    x = 12,212,084,051.57/124,684.75
  6. Step 6: Final answer
    x = 97,943.69

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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.