Home / 147,332.48-203,320.22-83,670.73

Finding the Fourth Proportional to 147,332.48, 203,320.22 and 83,670.73

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Solution

The fourth proportional to 147,332.48, 203,320.22 and 83,670.73 is: 115,466.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,332.48 : 203,320.22 = 83,670.73 : x
  2. Step 2: Convert to fraction form
    147,332.48/203,320.22 = 83,670.73/x
  3. Step 3: Cross multiply
    147,332.48x = 203,320.22 × 83,670.73
  4. Step 4: Simplify right side
    147,332.48x = 17,011,950,304.51
  5. Step 5: Solve for x
    x = 17,011,950,304.51/147,332.48
  6. Step 6: Final answer
    x = 115,466.40

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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.