Home / 175,307.52-242,041.04-103,710.48

Finding the Fourth Proportional to 175,307.52, 242,041.04 and 103,710.48

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Solution

The fourth proportional to 175,307.52, 242,041.04 and 103,710.48 is: 143,189.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,307.52 : 242,041.04 = 103,710.48 : x
  2. Step 2: Convert to fraction form
    175,307.52/242,041.04 = 103,710.48/x
  3. Step 3: Cross multiply
    175,307.52x = 242,041.04 × 103,710.48
  4. Step 4: Simplify right side
    175,307.52x = 25,102,192,438.10
  5. Step 5: Solve for x
    x = 25,102,192,438.10/175,307.52
  6. Step 6: Final answer
    x = 143,189.48

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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.