Home / 86,930.64-130,370.40-37,010.16

Finding the Fourth Proportional to 86,930.64, 130,370.40 and 37,010.16

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Solution

The fourth proportional to 86,930.64, 130,370.40 and 37,010.16 is: 55,504.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,930.64 : 130,370.40 = 37,010.16 : x
  2. Step 2: Convert to fraction form
    86,930.64/130,370.40 = 37,010.16/x
  3. Step 3: Cross multiply
    86,930.64x = 130,370.40 × 37,010.16
  4. Step 4: Simplify right side
    86,930.64x = 4,825,029,363.26
  5. Step 5: Solve for x
    x = 4,825,029,363.26/86,930.64
  6. Step 6: Final answer
    x = 55,504.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.