Home / 40,842.08-56,320.56-38,460.92

Finding the Fourth Proportional to 40,842.08, 56,320.56 and 38,460.92

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Solution

The fourth proportional to 40,842.08, 56,320.56 and 38,460.92 is: 53,036.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,842.08 : 56,320.56 = 38,460.92 : x
  2. Step 2: Convert to fraction form
    40,842.08/56,320.56 = 38,460.92/x
  3. Step 3: Cross multiply
    40,842.08x = 56,320.56 × 38,460.92
  4. Step 4: Simplify right side
    40,842.08x = 2,166,140,552.52
  5. Step 5: Solve for x
    x = 2,166,140,552.52/40,842.08
  6. Step 6: Final answer
    x = 53,036.98

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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.