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Finding the Fourth Proportional to 233,700.80, 350,032.80 and 93,387.20

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Solution

The fourth proportional to 233,700.80, 350,032.80 and 93,387.20 is: 139,873.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,700.80 : 350,032.80 = 93,387.20 : x
  2. Step 2: Convert to fraction form
    233,700.80/350,032.80 = 93,387.20/x
  3. Step 3: Cross multiply
    233,700.80x = 350,032.80 × 93,387.20
  4. Step 4: Simplify right side
    233,700.80x = 32,688,583,100.16
  5. Step 5: Solve for x
    x = 32,688,583,100.16/233,700.80
  6. Step 6: Final answer
    x = 139,873.65

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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.