Home / 97,585.21-134,660.07-59,339.51

Finding the Fourth Proportional to 97,585.21, 134,660.07 and 59,339.51

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Solution

The fourth proportional to 97,585.21, 134,660.07 and 59,339.51 is: 81,883.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,585.21 : 134,660.07 = 59,339.51 : x
  2. Step 2: Convert to fraction form
    97,585.21/134,660.07 = 59,339.51/x
  3. Step 3: Cross multiply
    97,585.21x = 134,660.07 × 59,339.51
  4. Step 4: Simplify right side
    97,585.21x = 7,990,662,570.37
  5. Step 5: Solve for x
    x = 7,990,662,570.37/97,585.21
  6. Step 6: Final answer
    x = 81,883.95

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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.