Home / 58,259.10-80,365.08-40,364.58

Finding the Fourth Proportional to 58,259.10, 80,365.08 and 40,364.58

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Solution

The fourth proportional to 58,259.10, 80,365.08 and 40,364.58 is: 55,680.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,259.10 : 80,365.08 = 40,364.58 : x
  2. Step 2: Convert to fraction form
    58,259.10/80,365.08 = 40,364.58/x
  3. Step 3: Cross multiply
    58,259.10x = 80,365.08 × 40,364.58
  4. Step 4: Simplify right side
    58,259.10x = 3,243,902,700.87
  5. Step 5: Solve for x
    x = 3,243,902,700.87/58,259.10
  6. Step 6: Final answer
    x = 55,680.62

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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.