Home / 127,159.96-175,501.74-70,589.56

Finding the Fourth Proportional to 127,159.96, 175,501.74 and 70,589.56

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Solution

The fourth proportional to 127,159.96, 175,501.74 and 70,589.56 is: 97,425.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,159.96 : 175,501.74 = 70,589.56 : x
  2. Step 2: Convert to fraction form
    127,159.96/175,501.74 = 70,589.56/x
  3. Step 3: Cross multiply
    127,159.96x = 175,501.74 × 70,589.56
  4. Step 4: Simplify right side
    127,159.96x = 12,388,590,605.83
  5. Step 5: Solve for x
    x = 12,388,590,605.83/127,159.96
  6. Step 6: Final answer
    x = 97,425.25

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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.