Home / 127,759.07-191,501.01-61,057.40

Finding the Fourth Proportional to 127,759.07, 191,501.01 and 61,057.40

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Solution

The fourth proportional to 127,759.07, 191,501.01 and 61,057.40 is: 91,520.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,759.07 : 191,501.01 = 61,057.40 : x
  2. Step 2: Convert to fraction form
    127,759.07/191,501.01 = 61,057.40/x
  3. Step 3: Cross multiply
    127,759.07x = 191,501.01 × 61,057.40
  4. Step 4: Simplify right side
    127,759.07x = 11,692,552,810.47
  5. Step 5: Solve for x
    x = 11,692,552,810.47/127,759.07
  6. Step 6: Final answer
    x = 91,520.33

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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.