Home / 59,429,919.80-89,144,879.70-54,328,086.20

Finding the Fourth Proportional to 59,429,919.80, 89,144,879.70 and 54,328,086.20

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Solution

The fourth proportional to 59,429,919.80, 89,144,879.70 and 54,328,086.20 is: 81,492,129.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,429,919.80 : 89,144,879.70 = 54,328,086.20 : x
  2. Step 2: Convert to fraction form
    59,429,919.80/89,144,879.70 = 54,328,086.20/x
  3. Step 3: Cross multiply
    59,429,919.80x = 89,144,879.70 × 54,328,086.20
  4. Step 4: Simplify right side
    59,429,919.80x = 4,843,070,708,630,231
  5. Step 5: Solve for x
    x = 4,843,070,708,630,231/59,429,919.80
  6. Step 6: Final answer
    x = 81,492,129.30

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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.