Home / 134,433.16-185,526.64-77,844.53

Finding the Fourth Proportional to 134,433.16, 185,526.64 and 77,844.53

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Solution

The fourth proportional to 134,433.16, 185,526.64 and 77,844.53 is: 107,430.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,433.16 : 185,526.64 = 77,844.53 : x
  2. Step 2: Convert to fraction form
    134,433.16/185,526.64 = 77,844.53/x
  3. Step 3: Cross multiply
    134,433.16x = 185,526.64 × 77,844.53
  4. Step 4: Simplify right side
    134,433.16x = 14,442,234,093.28
  5. Step 5: Solve for x
    x = 14,442,234,093.28/134,433.16
  6. Step 6: Final answer
    x = 107,430.59

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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.