Home / 62,919.74-86,829.64-34,239.62

Finding the Fourth Proportional to 62,919.74, 86,829.64 and 34,239.62

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Solution

The fourth proportional to 62,919.74, 86,829.64 and 34,239.62 is: 47,250.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,919.74 : 86,829.64 = 34,239.62 : x
  2. Step 2: Convert to fraction form
    62,919.74/86,829.64 = 34,239.62/x
  3. Step 3: Cross multiply
    62,919.74x = 86,829.64 × 34,239.62
  4. Step 4: Simplify right side
    62,919.74x = 2,973,014,009.81
  5. Step 5: Solve for x
    x = 2,973,014,009.81/62,919.74
  6. Step 6: Final answer
    x = 47,250.89

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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.