Home / 178,434.36-267,566.81-103,577.45

Finding the Fourth Proportional to 178,434.36, 267,566.81 and 103,577.45

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Solution

The fourth proportional to 178,434.36, 267,566.81 and 103,577.45 is: 155,316.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,434.36 : 267,566.81 = 103,577.45 : x
  2. Step 2: Convert to fraction form
    178,434.36/267,566.81 = 103,577.45/x
  3. Step 3: Cross multiply
    178,434.36x = 267,566.81 × 103,577.45
  4. Step 4: Simplify right side
    178,434.36x = 27,713,886,028.71
  5. Step 5: Solve for x
    x = 27,713,886,028.71/178,434.36
  6. Step 6: Final answer
    x = 155,316.98

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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.