Home / 86,444.64-129,666.98-27,284.92

Finding the Fourth Proportional to 86,444.64, 129,666.98 and 27,284.92

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Solution

The fourth proportional to 86,444.64, 129,666.98 and 27,284.92 is: 40,927.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,444.64 : 129,666.98 = 27,284.92 : x
  2. Step 2: Convert to fraction form
    86,444.64/129,666.98 = 27,284.92/x
  3. Step 3: Cross multiply
    86,444.64x = 129,666.98 × 27,284.92
  4. Step 4: Simplify right side
    86,444.64x = 3,537,953,175.94
  5. Step 5: Solve for x
    x = 3,537,953,175.94/86,444.64
  6. Step 6: Final answer
    x = 40,927.39

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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.