Home / 150,567.63-207,783.64-82,585.17

Finding the Fourth Proportional to 150,567.63, 207,783.64 and 82,585.17

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Solution

The fourth proportional to 150,567.63, 207,783.64 and 82,585.17 is: 113,967.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,567.63 : 207,783.64 = 82,585.17 : x
  2. Step 2: Convert to fraction form
    150,567.63/207,783.64 = 82,585.17/x
  3. Step 3: Cross multiply
    150,567.63x = 207,783.64 × 82,585.17
  4. Step 4: Simplify right side
    150,567.63x = 17,159,845,780.77
  5. Step 5: Solve for x
    x = 17,159,845,780.77/150,567.63
  6. Step 6: Final answer
    x = 113,967.70

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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.