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Finding the Fourth Proportional to 238,089.65, 357,130.54 and 95,931.46

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Solution

The fourth proportional to 238,089.65, 357,130.54 and 95,931.46 is: 143,895.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,089.65 : 357,130.54 = 95,931.46 : x
  2. Step 2: Convert to fraction form
    238,089.65/357,130.54 = 95,931.46/x
  3. Step 3: Cross multiply
    238,089.65x = 357,130.54 × 95,931.46
  4. Step 4: Simplify right side
    238,089.65x = 34,260,052,980.13
  5. Step 5: Solve for x
    x = 34,260,052,980.13/238,089.65
  6. Step 6: Final answer
    x = 143,895.60

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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.