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Finding the Fourth Proportional to 184,598.68, 254,746.30 and 99,715.78

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Solution

The fourth proportional to 184,598.68, 254,746.30 and 99,715.78 is: 137,607.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,598.68 : 254,746.30 = 99,715.78 : x
  2. Step 2: Convert to fraction form
    184,598.68/254,746.30 = 99,715.78/x
  3. Step 3: Cross multiply
    184,598.68x = 254,746.30 × 99,715.78
  4. Step 4: Simplify right side
    184,598.68x = 25,402,226,006.61
  5. Step 5: Solve for x
    x = 25,402,226,006.61/184,598.68
  6. Step 6: Final answer
    x = 137,607.84

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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.