Home / 153,934.10-230,901.15-104,038.10

Finding the Fourth Proportional to 153,934.10, 230,901.15 and 104,038.10

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Solution

The fourth proportional to 153,934.10, 230,901.15 and 104,038.10 is: 156,057.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,934.10 : 230,901.15 = 104,038.10 : x
  2. Step 2: Convert to fraction form
    153,934.10/230,901.15 = 104,038.10/x
  3. Step 3: Cross multiply
    153,934.10x = 230,901.15 × 104,038.10
  4. Step 4: Simplify right side
    153,934.10x = 24,022,516,933.82
  5. Step 5: Solve for x
    x = 24,022,516,933.82/153,934.10
  6. Step 6: Final answer
    x = 156,057.15

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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.