Home / 175,369.78-242,034-98,904.58

Finding the Fourth Proportional to 175,369.78, 242,034 and 98,904.58

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Solution

The fourth proportional to 175,369.78, 242,034 and 98,904.58 is: 136,501.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,369.78 : 242,034 = 98,904.58 : x
  2. Step 2: Convert to fraction form
    175,369.78/242,034 = 98,904.58/x
  3. Step 3: Cross multiply
    175,369.78x = 242,034 × 98,904.58
  4. Step 4: Simplify right side
    175,369.78x = 23,938,271,115.72
  5. Step 5: Solve for x
    x = 23,938,271,115.72/175,369.78
  6. Step 6: Final answer
    x = 136,501.69

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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.