Home / 201,567.17-278,155.72-110,914.66

Finding the Fourth Proportional to 201,567.17, 278,155.72 and 110,914.66

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Solution

The fourth proportional to 201,567.17, 278,155.72 and 110,914.66 is: 153,058.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,567.17 : 278,155.72 = 110,914.66 : x
  2. Step 2: Convert to fraction form
    201,567.17/278,155.72 = 110,914.66/x
  3. Step 3: Cross multiply
    201,567.17x = 278,155.72 × 110,914.66
  4. Step 4: Simplify right side
    201,567.17x = 30,851,545,165.50
  5. Step 5: Solve for x
    x = 30,851,545,165.50/201,567.17
  6. Step 6: Final answer
    x = 153,058.39

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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.