Home / 55,145,928.60-82,559,460.60-53,551,605.60

Finding the Fourth Proportional to 55,145,928.60, 82,559,460.60 and 53,551,605.60

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Solution

The fourth proportional to 55,145,928.60, 82,559,460.60 and 53,551,605.60 is: 80,172,585.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,145,928.60 : 82,559,460.60 = 53,551,605.60 : x
  2. Step 2: Convert to fraction form
    55,145,928.60/82,559,460.60 = 53,551,605.60/x
  3. Step 3: Cross multiply
    55,145,928.60x = 82,559,460.60 × 53,551,605.60
  4. Step 4: Simplify right side
    55,145,928.60x = 4,421,191,672,599,939
  5. Step 5: Solve for x
    x = 4,421,191,672,599,939/55,145,928.60
  6. Step 6: Final answer
    x = 80,172,585.44

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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.