Home / 86,256.02-129,299.93-41,265.63

Finding the Fourth Proportional to 86,256.02, 129,299.93 and 41,265.63

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Solution

The fourth proportional to 86,256.02, 129,299.93 and 41,265.63 is: 61,858.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,256.02 : 129,299.93 = 41,265.63 : x
  2. Step 2: Convert to fraction form
    86,256.02/129,299.93 = 41,265.63/x
  3. Step 3: Cross multiply
    86,256.02x = 129,299.93 × 41,265.63
  4. Step 4: Simplify right side
    86,256.02x = 5,335,643,070.41
  5. Step 5: Solve for x
    x = 5,335,643,070.41/86,256.02
  6. Step 6: Final answer
    x = 61,858.21

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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.