Home / 272,516.69-376,075.50-151,663.07

Finding the Fourth Proportional to 272,516.69, 376,075.50 and 151,663.07

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Solution

The fourth proportional to 272,516.69, 376,075.50 and 151,663.07 is: 209,296.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,516.69 : 376,075.50 = 151,663.07 : x
  2. Step 2: Convert to fraction form
    272,516.69/376,075.50 = 151,663.07/x
  3. Step 3: Cross multiply
    272,516.69x = 376,075.50 × 151,663.07
  4. Step 4: Simplify right side
    272,516.69x = 57,036,764,881.79
  5. Step 5: Solve for x
    x = 57,036,764,881.79/272,516.69
  6. Step 6: Final answer
    x = 209,296.41

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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.