Home / 134,957.16-186,066.18-92,439.72

Finding the Fourth Proportional to 134,957.16, 186,066.18 and 92,439.72

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Solution

The fourth proportional to 134,957.16, 186,066.18 and 92,439.72 is: 127,447.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,957.16 : 186,066.18 = 92,439.72 : x
  2. Step 2: Convert to fraction form
    134,957.16/186,066.18 = 92,439.72/x
  3. Step 3: Cross multiply
    134,957.16x = 186,066.18 × 92,439.72
  4. Step 4: Simplify right side
    134,957.16x = 17,199,905,580.67
  5. Step 5: Solve for x
    x = 17,199,905,580.67/134,957.16
  6. Step 6: Final answer
    x = 127,447.15

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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.