Home / 107,609.04-148,502.16-59,864.40

Finding the Fourth Proportional to 107,609.04, 148,502.16 and 59,864.40

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Solution

The fourth proportional to 107,609.04, 148,502.16 and 59,864.40 is: 82,613.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,609.04 : 148,502.16 = 59,864.40 : x
  2. Step 2: Convert to fraction form
    107,609.04/148,502.16 = 59,864.40/x
  3. Step 3: Cross multiply
    107,609.04x = 148,502.16 × 59,864.40
  4. Step 4: Simplify right side
    107,609.04x = 8,889,992,707.10
  5. Step 5: Solve for x
    x = 8,889,992,707.10/107,609.04
  6. Step 6: Final answer
    x = 82,613.81

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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.