Home / 127,703.16-191,554.38-57,500.28

Finding the Fourth Proportional to 127,703.16, 191,554.38 and 57,500.28

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Solution

The fourth proportional to 127,703.16, 191,554.38 and 57,500.28 is: 86,250.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,703.16 : 191,554.38 = 57,500.28 : x
  2. Step 2: Convert to fraction form
    127,703.16/191,554.38 = 57,500.28/x
  3. Step 3: Cross multiply
    127,703.16x = 191,554.38 × 57,500.28
  4. Step 4: Simplify right side
    127,703.16x = 11,014,430,485.23
  5. Step 5: Solve for x
    x = 11,014,430,485.23/127,703.16
  6. Step 6: Final answer
    x = 86,250.26

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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.