Home / 252,239.72-348,088.50-139,062.47

Finding the Fourth Proportional to 252,239.72, 348,088.50 and 139,062.47

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Solution

The fourth proportional to 252,239.72, 348,088.50 and 139,062.47 is: 191,904.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,239.72 : 348,088.50 = 139,062.47 : x
  2. Step 2: Convert to fraction form
    252,239.72/348,088.50 = 139,062.47/x
  3. Step 3: Cross multiply
    252,239.72x = 348,088.50 × 139,062.47
  4. Step 4: Simplify right side
    252,239.72x = 48,406,044,848.15
  5. Step 5: Solve for x
    x = 48,406,044,848.15/252,239.72
  6. Step 6: Final answer
    x = 191,904.93

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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.