Home / 66,444.59-91,715.75-39,595.52

Finding the Fourth Proportional to 66,444.59, 91,715.75 and 39,595.52

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Solution

The fourth proportional to 66,444.59, 91,715.75 and 39,595.52 is: 54,655.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,444.59 : 91,715.75 = 39,595.52 : x
  2. Step 2: Convert to fraction form
    66,444.59/91,715.75 = 39,595.52/x
  3. Step 3: Cross multiply
    66,444.59x = 91,715.75 × 39,595.52
  4. Step 4: Simplify right side
    66,444.59x = 3,631,532,813.44
  5. Step 5: Solve for x
    x = 3,631,532,813.44/66,444.59
  6. Step 6: Final answer
    x = 54,655.06

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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.