Home / 194,945.10-292,417.65-89,969.10

Finding the Fourth Proportional to 194,945.10, 292,417.65 and 89,969.10

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Solution

The fourth proportional to 194,945.10, 292,417.65 and 89,969.10 is: 134,953.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,945.10 : 292,417.65 = 89,969.10 : x
  2. Step 2: Convert to fraction form
    194,945.10/292,417.65 = 89,969.10/x
  3. Step 3: Cross multiply
    194,945.10x = 292,417.65 × 89,969.10
  4. Step 4: Simplify right side
    194,945.10x = 26,308,552,794.62
  5. Step 5: Solve for x
    x = 26,308,552,794.62/194,945.10
  6. Step 6: Final answer
    x = 134,953.65

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1.5x scale

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.