Home / 74,893,051.20-112,171,615.20-61,456,123.20

Finding the Fourth Proportional to 74,893,051.20, 112,171,615.20 and 61,456,123.20

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Solution

The fourth proportional to 74,893,051.20, 112,171,615.20 and 61,456,123.20 is: 92,046,358.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,893,051.20 : 112,171,615.20 = 61,456,123.20 : x
  2. Step 2: Convert to fraction form
    74,893,051.20/112,171,615.20 = 61,456,123.20/x
  3. Step 3: Cross multiply
    74,893,051.20x = 112,171,615.20 × 61,456,123.20
  4. Step 4: Simplify right side
    74,893,051.20x = 6,893,632,603,274,193
  5. Step 5: Solve for x
    x = 6,893,632,603,274,193/74,893,051.20
  6. Step 6: Final answer
    x = 92,046,358.01

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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.