Home / 107,579.08-148,457.02-59,831.40

Finding the Fourth Proportional to 107,579.08, 148,457.02 and 59,831.40

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Solution

The fourth proportional to 107,579.08, 148,457.02 and 59,831.40 is: 82,566.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,579.08 : 148,457.02 = 59,831.40 : x
  2. Step 2: Convert to fraction form
    107,579.08/148,457.02 = 59,831.40/x
  3. Step 3: Cross multiply
    107,579.08x = 148,457.02 × 59,831.40
  4. Step 4: Simplify right side
    107,579.08x = 8,882,391,346.43
  5. Step 5: Solve for x
    x = 8,882,391,346.43/107,579.08
  6. Step 6: Final answer
    x = 82,566.16

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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.