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Finding the Fourth Proportional to 153,653.68, 230,328.96 and 73,599.20

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Solution

The fourth proportional to 153,653.68, 230,328.96 and 73,599.20 is: 110,326.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,653.68 : 230,328.96 = 73,599.20 : x
  2. Step 2: Convert to fraction form
    153,653.68/230,328.96 = 73,599.20/x
  3. Step 3: Cross multiply
    153,653.68x = 230,328.96 × 73,599.20
  4. Step 4: Simplify right side
    153,653.68x = 16,952,027,192.83
  5. Step 5: Solve for x
    x = 16,952,027,192.83/153,653.68
  6. Step 6: Final answer
    x = 110,326.20

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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.