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Finding the Fourth Proportional to 181,303.65, 250,193.61 and 99,632.16

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Solution

The fourth proportional to 181,303.65, 250,193.61 and 99,632.16 is: 137,489.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,303.65 : 250,193.61 = 99,632.16 : x
  2. Step 2: Convert to fraction form
    181,303.65/250,193.61 = 99,632.16/x
  3. Step 3: Cross multiply
    181,303.65x = 250,193.61 × 99,632.16
  4. Step 4: Simplify right side
    181,303.65x = 24,927,329,782.50
  5. Step 5: Solve for x
    x = 24,927,329,782.50/181,303.65
  6. Step 6: Final answer
    x = 137,489.40

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1.5x scale

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.