Home / 48,501.89-66,926.08-28,362.05

Finding the Fourth Proportional to 48,501.89, 66,926.08 and 28,362.05

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Solution

The fourth proportional to 48,501.89, 66,926.08 and 28,362.05 is: 39,135.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,501.89 : 66,926.08 = 28,362.05 : x
  2. Step 2: Convert to fraction form
    48,501.89/66,926.08 = 28,362.05/x
  3. Step 3: Cross multiply
    48,501.89x = 66,926.08 × 28,362.05
  4. Step 4: Simplify right side
    48,501.89x = 1,898,160,827.26
  5. Step 5: Solve for x
    x = 1,898,160,827.26/48,501.89
  6. Step 6: Final answer
    x = 39,135.81

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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.