Home / 58,759,874.40-88,139,811.60-40,620,021.60

Finding the Fourth Proportional to 58,759,874.40, 88,139,811.60 and 40,620,021.60

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Solution

The fourth proportional to 58,759,874.40, 88,139,811.60 and 40,620,021.60 is: 60,930,032.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,759,874.40 : 88,139,811.60 = 40,620,021.60 : x
  2. Step 2: Convert to fraction form
    58,759,874.40/88,139,811.60 = 40,620,021.60/x
  3. Step 3: Cross multiply
    58,759,874.40x = 88,139,811.60 × 40,620,021.60
  4. Step 4: Simplify right side
    58,759,874.40x = 3,580,241,051,011,930.50
  5. Step 5: Solve for x
    x = 3,580,241,051,011,930.50/58,759,874.40
  6. Step 6: Final answer
    x = 60,930,032.40

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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.