Home / 52,705.81-72,735.75-30,044.39

Finding the Fourth Proportional to 52,705.81, 72,735.75 and 30,044.39

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Solution

The fourth proportional to 52,705.81, 72,735.75 and 30,044.39 is: 41,462.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,705.81 : 72,735.75 = 30,044.39 : x
  2. Step 2: Convert to fraction form
    52,705.81/72,735.75 = 30,044.39/x
  3. Step 3: Cross multiply
    52,705.81x = 72,735.75 × 30,044.39
  4. Step 4: Simplify right side
    52,705.81x = 2,185,301,405.47
  5. Step 5: Solve for x
    x = 2,185,301,405.47/52,705.81
  6. Step 6: Final answer
    x = 41,462.25

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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.