Home / 369,035.10-553,552.65-132,401.70

Finding the Fourth Proportional to 369,035.10, 553,552.65 and 132,401.70

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Solution

The fourth proportional to 369,035.10, 553,552.65 and 132,401.70 is: 198,602.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,035.10 : 553,552.65 = 132,401.70 : x
  2. Step 2: Convert to fraction form
    369,035.10/553,552.65 = 132,401.70/x
  3. Step 3: Cross multiply
    369,035.10x = 553,552.65 × 132,401.70
  4. Step 4: Simplify right side
    369,035.10x = 73,291,311,899.51
  5. Step 5: Solve for x
    x = 73,291,311,899.51/369,035.10
  6. Step 6: Final answer
    x = 198,602.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.