Home / 84,024.89-115,952.85-45,784.70

Finding the Fourth Proportional to 84,024.89, 115,952.85 and 45,784.70

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Solution

The fourth proportional to 84,024.89, 115,952.85 and 45,784.70 is: 63,182.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,024.89 : 115,952.85 = 45,784.70 : x
  2. Step 2: Convert to fraction form
    84,024.89/115,952.85 = 45,784.70/x
  3. Step 3: Cross multiply
    84,024.89x = 115,952.85 × 45,784.70
  4. Step 4: Simplify right side
    84,024.89x = 5,308,865,871.63
  5. Step 5: Solve for x
    x = 5,308,865,871.63/84,024.89
  6. Step 6: Final answer
    x = 63,182.07

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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.