Home / 97,610.04-134,767.98-61,831.80

Finding the Fourth Proportional to 97,610.04, 134,767.98 and 61,831.80

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Solution

The fourth proportional to 97,610.04, 134,767.98 and 61,831.80 is: 85,369.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,610.04 : 134,767.98 = 61,831.80 : x
  2. Step 2: Convert to fraction form
    97,610.04/134,767.98 = 61,831.80/x
  3. Step 3: Cross multiply
    97,610.04x = 134,767.98 × 61,831.80
  4. Step 4: Simplify right side
    97,610.04x = 8,332,946,785.76
  5. Step 5: Solve for x
    x = 8,332,946,785.76/97,610.04
  6. Step 6: Final answer
    x = 85,369.77

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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.