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Finding the Fourth Proportional to 70,110.91, 96,773.76 and 48,897.01

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Solution

The fourth proportional to 70,110.91, 96,773.76 and 48,897.01 is: 67,492.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,110.91 : 96,773.76 = 48,897.01 : x
  2. Step 2: Convert to fraction form
    70,110.91/96,773.76 = 48,897.01/x
  3. Step 3: Cross multiply
    70,110.91x = 96,773.76 × 48,897.01
  4. Step 4: Simplify right side
    70,110.91x = 4,731,947,510.46
  5. Step 5: Solve for x
    x = 4,731,947,510.46/70,110.91
  6. Step 6: Final answer
    x = 67,492.31

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1.5x scale

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.