Home / 50,159.12-69,225.34-28,652.25

Finding the Fourth Proportional to 50,159.12, 69,225.34 and 28,652.25

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Solution

The fourth proportional to 50,159.12, 69,225.34 and 28,652.25 is: 39,543.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,159.12 : 69,225.34 = 28,652.25 : x
  2. Step 2: Convert to fraction form
    50,159.12/69,225.34 = 28,652.25/x
  3. Step 3: Cross multiply
    50,159.12x = 69,225.34 × 28,652.25
  4. Step 4: Simplify right side
    50,159.12x = 1,983,461,748.02
  5. Step 5: Solve for x
    x = 1,983,461,748.02/50,159.12
  6. Step 6: Final answer
    x = 39,543.39

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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.