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Finding the Fourth Proportional to 155,714.70, 233,485.65 and 62,114.70

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Solution

The fourth proportional to 155,714.70, 233,485.65 and 62,114.70 is: 93,137.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,714.70 : 233,485.65 = 62,114.70 : x
  2. Step 2: Convert to fraction form
    155,714.70/233,485.65 = 62,114.70/x
  3. Step 3: Cross multiply
    155,714.70x = 233,485.65 × 62,114.70
  4. Step 4: Simplify right side
    155,714.70x = 14,502,891,104.06
  5. Step 5: Solve for x
    x = 14,502,891,104.06/155,714.70
  6. Step 6: Final answer
    x = 93,137.58

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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.