Home / 40,430.16-55,848.06-36,657.54

Finding the Fourth Proportional to 40,430.16, 55,848.06 and 36,657.54

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Solution

The fourth proportional to 40,430.16, 55,848.06 and 36,657.54 is: 50,636.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,430.16 : 55,848.06 = 36,657.54 : x
  2. Step 2: Convert to fraction form
    40,430.16/55,848.06 = 36,657.54/x
  3. Step 3: Cross multiply
    40,430.16x = 55,848.06 × 36,657.54
  4. Step 4: Simplify right side
    40,430.16x = 2,047,252,493.37
  5. Step 5: Solve for x
    x = 2,047,252,493.37/40,430.16
  6. Step 6: Final answer
    x = 50,636.76

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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.