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Finding the Fourth Proportional to 161,903.10, 242,595.45 and 102,632.70

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Solution

The fourth proportional to 161,903.10, 242,595.45 and 102,632.70 is: 153,784.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,903.10 : 242,595.45 = 102,632.70 : x
  2. Step 2: Convert to fraction form
    161,903.10/242,595.45 = 102,632.70/x
  3. Step 3: Cross multiply
    161,903.10x = 242,595.45 × 102,632.70
  4. Step 4: Simplify right side
    161,903.10x = 24,898,226,041.22
  5. Step 5: Solve for x
    x = 24,898,226,041.22/161,903.10
  6. Step 6: Final answer
    x = 153,784.74

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.