Home / 85,090.07-117,427.10-46,853.57

Finding the Fourth Proportional to 85,090.07, 117,427.10 and 46,853.57

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Solution

The fourth proportional to 85,090.07, 117,427.10 and 46,853.57 is: 64,659.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,090.07 : 117,427.10 = 46,853.57 : x
  2. Step 2: Convert to fraction form
    85,090.07/117,427.10 = 46,853.57/x
  3. Step 3: Cross multiply
    85,090.07x = 117,427.10 × 46,853.57
  4. Step 4: Simplify right side
    85,090.07x = 5,501,878,909.05
  5. Step 5: Solve for x
    x = 5,501,878,909.05/85,090.07
  6. Step 6: Final answer
    x = 64,659.47

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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.