Home / 49,457.80-74,186.70-14,398.60

Finding the Fourth Proportional to 49,457.80, 74,186.70 and 14,398.60

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Solution

The fourth proportional to 49,457.80, 74,186.70 and 14,398.60 is: 21,597.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,457.80 : 74,186.70 = 14,398.60 : x
  2. Step 2: Convert to fraction form
    49,457.80/74,186.70 = 14,398.60/x
  3. Step 3: Cross multiply
    49,457.80x = 74,186.70 × 14,398.60
  4. Step 4: Simplify right side
    49,457.80x = 1,068,184,618.62
  5. Step 5: Solve for x
    x = 1,068,184,618.62/49,457.80
  6. Step 6: Final answer
    x = 21,597.90

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1.5x scale

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.