Home / 94,999.04-131,140.68-56,772.08

Finding the Fourth Proportional to 94,999.04, 131,140.68 and 56,772.08

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Solution

The fourth proportional to 94,999.04, 131,140.68 and 56,772.08 is: 78,370.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,999.04 : 131,140.68 = 56,772.08 : x
  2. Step 2: Convert to fraction form
    94,999.04/131,140.68 = 56,772.08/x
  3. Step 3: Cross multiply
    94,999.04x = 131,140.68 × 56,772.08
  4. Step 4: Simplify right side
    94,999.04x = 7,445,129,176.21
  5. Step 5: Solve for x
    x = 7,445,129,176.21/94,999.04
  6. Step 6: Final answer
    x = 78,370.57

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1.5x scale

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.