Home / 175,868.05-242,683.55-99,394.06

Finding the Fourth Proportional to 175,868.05, 242,683.55 and 99,394.06

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Solution

The fourth proportional to 175,868.05, 242,683.55 and 99,394.06 is: 137,155.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,868.05 : 242,683.55 = 99,394.06 : x
  2. Step 2: Convert to fraction form
    175,868.05/242,683.55 = 99,394.06/x
  3. Step 3: Cross multiply
    175,868.05x = 242,683.55 × 99,394.06
  4. Step 4: Simplify right side
    175,868.05x = 24,121,302,832.74
  5. Step 5: Solve for x
    x = 24,121,302,832.74/175,868.05
  6. Step 6: Final answer
    x = 137,155.68

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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.