Home / 160,492.52-221,583.30-103,157.48

Finding the Fourth Proportional to 160,492.52, 221,583.30 and 103,157.48

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Solution

The fourth proportional to 160,492.52, 221,583.30 and 103,157.48 is: 142,423.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,492.52 : 221,583.30 = 103,157.48 : x
  2. Step 2: Convert to fraction form
    160,492.52/221,583.30 = 103,157.48/x
  3. Step 3: Cross multiply
    160,492.52x = 221,583.30 × 103,157.48
  4. Step 4: Simplify right side
    160,492.52x = 22,857,974,838.08
  5. Step 5: Solve for x
    x = 22,857,974,838.08/160,492.52
  6. Step 6: Final answer
    x = 142,423.93

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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.