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Finding the Fourth Proportional to 153,390.20, 230,085.30 and 114,024.20

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Solution

The fourth proportional to 153,390.20, 230,085.30 and 114,024.20 is: 171,036.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,390.20 : 230,085.30 = 114,024.20 : x
  2. Step 2: Convert to fraction form
    153,390.20/230,085.30 = 114,024.20/x
  3. Step 3: Cross multiply
    153,390.20x = 230,085.30 × 114,024.20
  4. Step 4: Simplify right side
    153,390.20x = 26,235,292,264.26
  5. Step 5: Solve for x
    x = 26,235,292,264.26/153,390.20
  6. Step 6: Final answer
    x = 171,036.30

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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.