Home / 86,697.21-130,050.32-27,537.51

Finding the Fourth Proportional to 86,697.21, 130,050.32 and 27,537.51

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Solution

The fourth proportional to 86,697.21, 130,050.32 and 27,537.51 is: 41,307.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,697.21 : 130,050.32 = 27,537.51 : x
  2. Step 2: Convert to fraction form
    86,697.21/130,050.32 = 27,537.51/x
  3. Step 3: Cross multiply
    86,697.21x = 130,050.32 × 27,537.51
  4. Step 4: Simplify right side
    86,697.21x = 3,581,261,987.50
  5. Step 5: Solve for x
    x = 3,581,261,987.50/86,697.21
  6. Step 6: Final answer
    x = 41,307.70

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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.