Home / 107,886.36-148,870.86-62,554.88

Finding the Fourth Proportional to 107,886.36, 148,870.86 and 62,554.88

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Solution

The fourth proportional to 107,886.36, 148,870.86 and 62,554.88 is: 86,318.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,886.36 : 148,870.86 = 62,554.88 : x
  2. Step 2: Convert to fraction form
    107,886.36/148,870.86 = 62,554.88/x
  3. Step 3: Cross multiply
    107,886.36x = 148,870.86 × 62,554.88
  4. Step 4: Simplify right side
    107,886.36x = 9,312,598,782.80
  5. Step 5: Solve for x
    x = 9,312,598,782.80/107,886.36
  6. Step 6: Final answer
    x = 86,318.59

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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.