Home / 117,869.10-176,803.65-104,966.70

Finding the Fourth Proportional to 117,869.10, 176,803.65 and 104,966.70

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Solution

The fourth proportional to 117,869.10, 176,803.65 and 104,966.70 is: 157,450.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,869.10 : 176,803.65 = 104,966.70 : x
  2. Step 2: Convert to fraction form
    117,869.10/176,803.65 = 104,966.70/x
  3. Step 3: Cross multiply
    117,869.10x = 176,803.65 × 104,966.70
  4. Step 4: Simplify right side
    117,869.10x = 18,558,495,688.46
  5. Step 5: Solve for x
    x = 18,558,495,688.46/117,869.10
  6. Step 6: Final answer
    x = 157,450.05

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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.