Home / 91,399,340.45-126,097,991.13-60,054,261.36

Finding the Fourth Proportional to 91,399,340.45, 126,097,991.13 and 60,054,261.36

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Solution

The fourth proportional to 91,399,340.45, 126,097,991.13 and 60,054,261.36 is: 82,853,133.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,399,340.45 : 126,097,991.13 = 60,054,261.36 : x
  2. Step 2: Convert to fraction form
    91,399,340.45/126,097,991.13 = 60,054,261.36/x
  3. Step 3: Cross multiply
    91,399,340.45x = 126,097,991.13 × 60,054,261.36
  4. Step 4: Simplify right side
    91,399,340.45x = 7,572,721,716,291,981
  5. Step 5: Solve for x
    x = 7,572,721,716,291,981/91,399,340.45
  6. Step 6: Final answer
    x = 82,853,133.07

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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.