Home / 97,117.74-134,020.40-54,097.07

Finding the Fourth Proportional to 97,117.74, 134,020.40 and 54,097.07

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Solution

The fourth proportional to 97,117.74, 134,020.40 and 54,097.07 is: 74,652.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,117.74 : 134,020.40 = 54,097.07 : x
  2. Step 2: Convert to fraction form
    97,117.74/134,020.40 = 54,097.07/x
  3. Step 3: Cross multiply
    97,117.74x = 134,020.40 × 54,097.07
  4. Step 4: Simplify right side
    97,117.74x = 7,250,110,019.64
  5. Step 5: Solve for x
    x = 7,250,110,019.64/97,117.74
  6. Step 6: Final answer
    x = 74,652.79

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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.