Home / 97,048.98-133,212.06-86,201.46

Finding the Fourth Proportional to 97,048.98, 133,212.06 and 86,201.46

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Solution

The fourth proportional to 97,048.98, 133,212.06 and 86,201.46 is: 118,322.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,048.98 : 133,212.06 = 86,201.46 : x
  2. Step 2: Convert to fraction form
    97,048.98/133,212.06 = 86,201.46/x
  3. Step 3: Cross multiply
    97,048.98x = 133,212.06 × 86,201.46
  4. Step 4: Simplify right side
    97,048.98x = 11,483,074,061.61
  5. Step 5: Solve for x
    x = 11,483,074,061.61/97,048.98
  6. Step 6: Final answer
    x = 118,322.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.