Home / 84,865.34-127,111.07-56,653.25

Finding the Fourth Proportional to 84,865.34, 127,111.07 and 56,653.25

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Solution

The fourth proportional to 84,865.34, 127,111.07 and 56,653.25 is: 84,855.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,865.34 : 127,111.07 = 56,653.25 : x
  2. Step 2: Convert to fraction form
    84,865.34/127,111.07 = 56,653.25/x
  3. Step 3: Cross multiply
    84,865.34x = 127,111.07 × 56,653.25
  4. Step 4: Simplify right side
    84,865.34x = 7,201,254,732.56
  5. Step 5: Solve for x
    x = 7,201,254,732.56/84,865.34
  6. Step 6: Final answer
    x = 84,855.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.