Home / 84,437.82-116,502.27-50,431.32

Finding the Fourth Proportional to 84,437.82, 116,502.27 and 50,431.32

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Solution

The fourth proportional to 84,437.82, 116,502.27 and 50,431.32 is: 69,582.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,437.82 : 116,502.27 = 50,431.32 : x
  2. Step 2: Convert to fraction form
    84,437.82/116,502.27 = 50,431.32/x
  3. Step 3: Cross multiply
    84,437.82x = 116,502.27 × 50,431.32
  4. Step 4: Simplify right side
    84,437.82x = 5,875,363,259.10
  5. Step 5: Solve for x
    x = 5,875,363,259.10/84,437.82
  6. Step 6: Final answer
    x = 69,582.13

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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.