Home / 160,383.60-240,575.40-42,054.48

Finding the Fourth Proportional to 160,383.60, 240,575.40 and 42,054.48

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Solution

The fourth proportional to 160,383.60, 240,575.40 and 42,054.48 is: 63,081.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,383.60 : 240,575.40 = 42,054.48 : x
  2. Step 2: Convert to fraction form
    160,383.60/240,575.40 = 42,054.48/x
  3. Step 3: Cross multiply
    160,383.60x = 240,575.40 × 42,054.48
  4. Step 4: Simplify right side
    160,383.60x = 10,117,273,347.79
  5. Step 5: Solve for x
    x = 10,117,273,347.79/160,383.60
  6. Step 6: Final answer
    x = 63,081.72

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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.