Home / 83,667,018.76-115,424,670.54-52,250,526.01

Finding the Fourth Proportional to 83,667,018.76, 115,424,670.54 and 52,250,526.01

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Solution

The fourth proportional to 83,667,018.76, 115,424,670.54 and 52,250,526.01 is: 72,083,359.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,667,018.76 : 115,424,670.54 = 52,250,526.01 : x
  2. Step 2: Convert to fraction form
    83,667,018.76/115,424,670.54 = 52,250,526.01/x
  3. Step 3: Cross multiply
    83,667,018.76x = 115,424,670.54 × 52,250,526.01
  4. Step 4: Simplify right side
    83,667,018.76x = 6,030,999,750,245,951
  5. Step 5: Solve for x
    x = 6,030,999,750,245,951/83,667,018.76
  6. Step 6: Final answer
    x = 72,083,359.01

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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.