Home / 124,848.01-172,273.80-70,402.96

Finding the Fourth Proportional to 124,848.01, 172,273.80 and 70,402.96

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Solution

The fourth proportional to 124,848.01, 172,273.80 and 70,402.96 is: 97,146.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,848.01 : 172,273.80 = 70,402.96 : x
  2. Step 2: Convert to fraction form
    124,848.01/172,273.80 = 70,402.96/x
  3. Step 3: Cross multiply
    124,848.01x = 172,273.80 × 70,402.96
  4. Step 4: Simplify right side
    124,848.01x = 12,128,585,450.45
  5. Step 5: Solve for x
    x = 12,128,585,450.45/124,848.01
  6. Step 6: Final answer
    x = 97,146.81

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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.