Home / 59,931.86-89,953.01-30,370.64

Finding the Fourth Proportional to 59,931.86, 89,953.01 and 30,370.64

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Solution

The fourth proportional to 59,931.86, 89,953.01 and 30,370.64 is: 45,583.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,931.86 : 89,953.01 = 30,370.64 : x
  2. Step 2: Convert to fraction form
    59,931.86/89,953.01 = 30,370.64/x
  3. Step 3: Cross multiply
    59,931.86x = 89,953.01 × 30,370.64
  4. Step 4: Simplify right side
    59,931.86x = 2,731,930,331.77
  5. Step 5: Solve for x
    x = 2,731,930,331.77/59,931.86
  6. Step 6: Final answer
    x = 45,583.94

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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.