Home / 147,515.18-203,569.08-83,848.82

Finding the Fourth Proportional to 147,515.18, 203,569.08 and 83,848.82

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Solution

The fourth proportional to 147,515.18, 203,569.08 and 83,848.82 is: 115,710.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,515.18 : 203,569.08 = 83,848.82 : x
  2. Step 2: Convert to fraction form
    147,515.18/203,569.08 = 83,848.82/x
  3. Step 3: Cross multiply
    147,515.18x = 203,569.08 × 83,848.82
  4. Step 4: Simplify right side
    147,515.18x = 17,069,027,146.49
  5. Step 5: Solve for x
    x = 17,069,027,146.49/147,515.18
  6. Step 6: Final answer
    x = 115,710.31

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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.