Home / 147,567.02-203,642.51-83,908.71

Finding the Fourth Proportional to 147,567.02, 203,642.51 and 83,908.71

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Solution

The fourth proportional to 147,567.02, 203,642.51 and 83,908.71 is: 115,794.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,567.02 : 203,642.51 = 83,908.71 : x
  2. Step 2: Convert to fraction form
    147,567.02/203,642.51 = 83,908.71/x
  3. Step 3: Cross multiply
    147,567.02x = 203,642.51 × 83,908.71
  4. Step 4: Simplify right side
    147,567.02x = 17,087,379,895.72
  5. Step 5: Solve for x
    x = 17,087,379,895.72/147,567.02
  6. Step 6: Final answer
    x = 115,794.03

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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.