Home / 107,909.08-148,911.60-62,584.16

Finding the Fourth Proportional to 107,909.08, 148,911.60 and 62,584.16

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Solution

The fourth proportional to 107,909.08, 148,911.60 and 62,584.16 is: 86,364.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,909.08 : 148,911.60 = 62,584.16 : x
  2. Step 2: Convert to fraction form
    107,909.08/148,911.60 = 62,584.16/x
  3. Step 3: Cross multiply
    107,909.08x = 148,911.60 × 62,584.16
  4. Step 4: Simplify right side
    107,909.08x = 9,319,507,400.26
  5. Step 5: Solve for x
    x = 9,319,507,400.26/107,909.08
  6. Step 6: Final answer
    x = 86,364.44

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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.