Home / 52,183.83-72,013.64-28,310.51

Finding the Fourth Proportional to 52,183.83, 72,013.64 and 28,310.51

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Solution

The fourth proportional to 52,183.83, 72,013.64 and 28,310.51 is: 39,068.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,183.83 : 72,013.64 = 28,310.51 : x
  2. Step 2: Convert to fraction form
    52,183.83/72,013.64 = 28,310.51/x
  3. Step 3: Cross multiply
    52,183.83x = 72,013.64 × 28,310.51
  4. Step 4: Simplify right side
    52,183.83x = 2,038,742,875.36
  5. Step 5: Solve for x
    x = 2,038,742,875.36/52,183.83
  6. Step 6: Final answer
    x = 39,068.48

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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.