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Finding the Fourth Proportional to 70,856.43, 97,828.92 and 44,038.95

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Solution

The fourth proportional to 70,856.43, 97,828.92 and 44,038.95 is: 60,802.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,856.43 : 97,828.92 = 44,038.95 : x
  2. Step 2: Convert to fraction form
    70,856.43/97,828.92 = 44,038.95/x
  3. Step 3: Cross multiply
    70,856.43x = 97,828.92 × 44,038.95
  4. Step 4: Simplify right side
    70,856.43x = 4,308,282,916.43
  5. Step 5: Solve for x
    x = 4,308,282,916.43/70,856.43
  6. Step 6: Final answer
    x = 60,802.99

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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.