Home / 131,526.23-197,341.44-68,386.16

Finding the Fourth Proportional to 131,526.23, 197,341.44 and 68,386.16

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Solution

The fourth proportional to 131,526.23, 197,341.44 and 68,386.16 is: 102,606.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,526.23 : 197,341.44 = 68,386.16 : x
  2. Step 2: Convert to fraction form
    131,526.23/197,341.44 = 68,386.16/x
  3. Step 3: Cross multiply
    131,526.23x = 197,341.44 × 68,386.16
  4. Step 4: Simplify right side
    131,526.23x = 13,495,423,527.38
  5. Step 5: Solve for x
    x = 13,495,423,527.38/131,526.23
  6. Step 6: Final answer
    x = 102,606.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.