Home / 65,823.36-90,833.92-37,538.08

Finding the Fourth Proportional to 65,823.36, 90,833.92 and 37,538.08

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Solution

The fourth proportional to 65,823.36, 90,833.92 and 37,538.08 is: 51,801.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,823.36 : 90,833.92 = 37,538.08 : x
  2. Step 2: Convert to fraction form
    65,823.36/90,833.92 = 37,538.08/x
  3. Step 3: Cross multiply
    65,823.36x = 90,833.92 × 37,538.08
  4. Step 4: Simplify right side
    65,823.36x = 3,409,730,955.67
  5. Step 5: Solve for x
    x = 3,409,730,955.67/65,823.36
  6. Step 6: Final answer
    x = 51,801.23

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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.