Home / 94,766.86-130,767.06-56,528.50

Finding the Fourth Proportional to 94,766.86, 130,767.06 and 56,528.50

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Solution

The fourth proportional to 94,766.86, 130,767.06 and 56,528.50 is: 78,002.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,766.86 : 130,767.06 = 56,528.50 : x
  2. Step 2: Convert to fraction form
    94,766.86/130,767.06 = 56,528.50/x
  3. Step 3: Cross multiply
    94,766.86x = 130,767.06 × 56,528.50
  4. Step 4: Simplify right side
    94,766.86x = 7,392,065,751.21
  5. Step 5: Solve for x
    x = 7,392,065,751.21/94,766.86
  6. Step 6: Final answer
    x = 78,002.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.