Home / 58,743.60-81,066.80-31,886.36

Finding the Fourth Proportional to 58,743.60, 81,066.80 and 31,886.36

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Solution

The fourth proportional to 58,743.60, 81,066.80 and 31,886.36 is: 44,003.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,743.60 : 81,066.80 = 31,886.36 : x
  2. Step 2: Convert to fraction form
    58,743.60/81,066.80 = 31,886.36/x
  3. Step 3: Cross multiply
    58,743.60x = 81,066.80 × 31,886.36
  4. Step 4: Simplify right side
    58,743.60x = 2,584,925,168.85
  5. Step 5: Solve for x
    x = 2,584,925,168.85/58,743.60
  6. Step 6: Final answer
    x = 44,003.52

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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.