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Finding the Fourth Proportional to 184,645.13, 254,746.64 and 112,070.88

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Solution

The fourth proportional to 184,645.13, 254,746.64 and 112,070.88 is: 154,619.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,645.13 : 254,746.64 = 112,070.88 : x
  2. Step 2: Convert to fraction form
    184,645.13/254,746.64 = 112,070.88/x
  3. Step 3: Cross multiply
    184,645.13x = 254,746.64 × 112,070.88
  4. Step 4: Simplify right side
    184,645.13x = 28,549,680,402.02
  5. Step 5: Solve for x
    x = 28,549,680,402.02/184,645.13
  6. Step 6: Final answer
    x = 154,619.19

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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.