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Finding the Fourth Proportional to 183,857.04, 253,714.68 and 112,356.72

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Solution

The fourth proportional to 183,857.04, 253,714.68 and 112,356.72 is: 155,047.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,857.04 : 253,714.68 = 112,356.72 : x
  2. Step 2: Convert to fraction form
    183,857.04/253,714.68 = 112,356.72/x
  3. Step 3: Cross multiply
    183,857.04x = 253,714.68 × 112,356.72
  4. Step 4: Simplify right side
    183,857.04x = 28,506,549,260.65
  5. Step 5: Solve for x
    x = 28,506,549,260.65/183,857.04
  6. Step 6: Final answer
    x = 155,047.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.