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Finding the Fourth Proportional to 107,579, 148,459.02 and 62,867

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Solution

The fourth proportional to 107,579, 148,459.02 and 62,867 is: 86,756.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,579 : 148,459.02 = 62,867 : x
  2. Step 2: Convert to fraction form
    107,579/148,459.02 = 62,867/x
  3. Step 3: Cross multiply
    107,579x = 148,459.02 × 62,867
  4. Step 4: Simplify right side
    107,579x = 9,333,173,210.34
  5. Step 5: Solve for x
    x = 9,333,173,210.34/107,579
  6. Step 6: Final answer
    x = 86,756.46

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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.