Home / 58,088.89-80,098.64-40,152.76

Finding the Fourth Proportional to 58,088.89, 80,098.64 and 40,152.76

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Solution

The fourth proportional to 58,088.89, 80,098.64 and 40,152.76 is: 55,366.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,088.89 : 80,098.64 = 40,152.76 : x
  2. Step 2: Convert to fraction form
    58,088.89/80,098.64 = 40,152.76/x
  3. Step 3: Cross multiply
    58,088.89x = 80,098.64 × 40,152.76
  4. Step 4: Simplify right side
    58,088.89x = 3,216,181,167.36
  5. Step 5: Solve for x
    x = 3,216,181,167.36/58,088.89
  6. Step 6: Final answer
    x = 55,366.54

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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.