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Finding the Fourth Proportional to 59,838,047.70, 89,757,071.55 and 59,838,047.70

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Solution

The fourth proportional to 59,838,047.70, 89,757,071.55 and 59,838,047.70 is: 89,757,071.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,838,047.70 : 89,757,071.55 = 59,838,047.70 : x
  2. Step 2: Convert to fraction form
    59,838,047.70/89,757,071.55 = 59,838,047.70/x
  3. Step 3: Cross multiply
    59,838,047.70x = 89,757,071.55 × 59,838,047.70
  4. Step 4: Simplify right side
    59,838,047.70x = 5,370,887,928,821,213
  5. Step 5: Solve for x
    x = 5,370,887,928,821,213/59,838,047.70
  6. Step 6: Final answer
    x = 89,757,071.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.