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Finding the Fourth Proportional to 153,887.76, 230,224.32 and 116,555.40

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Solution

The fourth proportional to 153,887.76, 230,224.32 and 116,555.40 is: 174,373.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,887.76 : 230,224.32 = 116,555.40 : x
  2. Step 2: Convert to fraction form
    153,887.76/230,224.32 = 116,555.40/x
  3. Step 3: Cross multiply
    153,887.76x = 230,224.32 × 116,555.40
  4. Step 4: Simplify right side
    153,887.76x = 26,833,887,707.33
  5. Step 5: Solve for x
    x = 26,833,887,707.33/153,887.76
  6. Step 6: Final answer
    x = 174,373.11

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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.