Home / 97,320.07-134,301.80-57,025.81

Finding the Fourth Proportional to 97,320.07, 134,301.80 and 57,025.81

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Solution

The fourth proportional to 97,320.07, 134,301.80 and 57,025.81 is: 78,695.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,320.07 : 134,301.80 = 57,025.81 : x
  2. Step 2: Convert to fraction form
    97,320.07/134,301.80 = 57,025.81/x
  3. Step 3: Cross multiply
    97,320.07x = 134,301.80 × 57,025.81
  4. Step 4: Simplify right side
    97,320.07x = 7,658,668,929.46
  5. Step 5: Solve for x
    x = 7,658,668,929.46/97,320.07
  6. Step 6: Final answer
    x = 78,695.68

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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.