Home / 75,124,946.41-103,769,675.82-62,124,718.57

Finding the Fourth Proportional to 75,124,946.41, 103,769,675.82 and 62,124,718.57

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Solution

The fourth proportional to 75,124,946.41, 103,769,675.82 and 62,124,718.57 is: 85,812,532.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,124,946.41 : 103,769,675.82 = 62,124,718.57 : x
  2. Step 2: Convert to fraction form
    75,124,946.41/103,769,675.82 = 62,124,718.57/x
  3. Step 3: Cross multiply
    75,124,946.41x = 103,769,675.82 × 62,124,718.57
  4. Step 4: Simplify right side
    75,124,946.41x = 6,446,661,906,158,210
  5. Step 5: Solve for x
    x = 6,446,661,906,158,210/75,124,946.41
  6. Step 6: Final answer
    x = 85,812,532.51

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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.