Home / 175,701.53-242,369.12-111,150.74

Finding the Fourth Proportional to 175,701.53, 242,369.12 and 111,150.74

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Solution

The fourth proportional to 175,701.53, 242,369.12 and 111,150.74 is: 153,325.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,701.53 : 242,369.12 = 111,150.74 : x
  2. Step 2: Convert to fraction form
    175,701.53/242,369.12 = 111,150.74/x
  3. Step 3: Cross multiply
    175,701.53x = 242,369.12 × 111,150.74
  4. Step 4: Simplify right side
    175,701.53x = 26,939,506,107.18
  5. Step 5: Solve for x
    x = 26,939,506,107.18/175,701.53
  6. Step 6: Final answer
    x = 153,325.40

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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.