Home / 107,316.51-148,103.67-61,996.40

Finding the Fourth Proportional to 107,316.51, 148,103.67 and 61,996.40

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Solution

The fourth proportional to 107,316.51, 148,103.67 and 61,996.40 is: 85,559.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,316.51 : 148,103.67 = 61,996.40 : x
  2. Step 2: Convert to fraction form
    107,316.51/148,103.67 = 61,996.40/x
  3. Step 3: Cross multiply
    107,316.51x = 148,103.67 × 61,996.40
  4. Step 4: Simplify right side
    107,316.51x = 9,181,894,366.79
  5. Step 5: Solve for x
    x = 9,181,894,366.79/107,316.51
  6. Step 6: Final answer
    x = 85,559.01

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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.