Home / 107,686.23-148,606.98-59,938.55

Finding the Fourth Proportional to 107,686.23, 148,606.98 and 59,938.55

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Solution

The fourth proportional to 107,686.23, 148,606.98 and 59,938.55 is: 82,715.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,686.23 : 148,606.98 = 59,938.55 : x
  2. Step 2: Convert to fraction form
    107,686.23/148,606.98 = 59,938.55/x
  3. Step 3: Cross multiply
    107,686.23x = 148,606.98 × 59,938.55
  4. Step 4: Simplify right side
    107,686.23x = 8,907,286,158.04
  5. Step 5: Solve for x
    x = 8,907,286,158.04/107,686.23
  6. Step 6: Final answer
    x = 82,715.18

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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.