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Finding the Fourth Proportional to 114,430.70, 171,646.05 and 108,598.70

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Solution

The fourth proportional to 114,430.70, 171,646.05 and 108,598.70 is: 162,898.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,430.70 : 171,646.05 = 108,598.70 : x
  2. Step 2: Convert to fraction form
    114,430.70/171,646.05 = 108,598.70/x
  3. Step 3: Cross multiply
    114,430.70x = 171,646.05 × 108,598.70
  4. Step 4: Simplify right side
    114,430.70x = 18,640,537,890.14
  5. Step 5: Solve for x
    x = 18,640,537,890.14/114,430.70
  6. Step 6: Final answer
    x = 162,898.05

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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.