Home / 111,526.41-153,868.96-71,263.74

Finding the Fourth Proportional to 111,526.41, 153,868.96 and 71,263.74

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Solution

The fourth proportional to 111,526.41, 153,868.96 and 71,263.74 is: 98,320.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,526.41 : 153,868.96 = 71,263.74 : x
  2. Step 2: Convert to fraction form
    111,526.41/153,868.96 = 71,263.74/x
  3. Step 3: Cross multiply
    111,526.41x = 153,868.96 × 71,263.74
  4. Step 4: Simplify right side
    111,526.41x = 10,965,277,559.51
  5. Step 5: Solve for x
    x = 10,965,277,559.51/111,526.41
  6. Step 6: Final answer
    x = 98,320.01

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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.