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Finding the Fourth Proportional to 62,496,021.30, 87,292,875.90 and 62,496,021.30

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Solution

The fourth proportional to 62,496,021.30, 87,292,875.90 and 62,496,021.30 is: 87,292,875.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,496,021.30 : 87,292,875.90 = 62,496,021.30 : x
  2. Step 2: Convert to fraction form
    62,496,021.30/87,292,875.90 = 62,496,021.30/x
  3. Step 3: Cross multiply
    62,496,021.30x = 87,292,875.90 × 62,496,021.30
  4. Step 4: Simplify right side
    62,496,021.30x = 5,455,457,431,584,657
  5. Step 5: Solve for x
    x = 5,455,457,431,584,657/62,496,021.30
  6. Step 6: Final answer
    x = 87,292,875.90

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.