Home / 131,973.24-197,963.10-43,307.40

Finding the Fourth Proportional to 131,973.24, 197,963.10 and 43,307.40

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Solution

The fourth proportional to 131,973.24, 197,963.10 and 43,307.40 is: 64,962.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,973.24 : 197,963.10 = 43,307.40 : x
  2. Step 2: Convert to fraction form
    131,973.24/197,963.10 = 43,307.40/x
  3. Step 3: Cross multiply
    131,973.24x = 197,963.10 × 43,307.40
  4. Step 4: Simplify right side
    131,973.24x = 8,573,267,156.94
  5. Step 5: Solve for x
    x = 8,573,267,156.94/131,973.24
  6. Step 6: Final answer
    x = 64,962.16

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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.