Home / 58,523.64-80,762.40-31,666.20

Finding the Fourth Proportional to 58,523.64, 80,762.40 and 31,666.20

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Solution

The fourth proportional to 58,523.64, 80,762.40 and 31,666.20 is: 43,699.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,523.64 : 80,762.40 = 31,666.20 : x
  2. Step 2: Convert to fraction form
    58,523.64/80,762.40 = 31,666.20/x
  3. Step 3: Cross multiply
    58,523.64x = 80,762.40 × 31,666.20
  4. Step 4: Simplify right side
    58,523.64x = 2,557,438,310.88
  5. Step 5: Solve for x
    x = 2,557,438,310.88/58,523.64
  6. Step 6: Final answer
    x = 43,699.24

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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.