Home / 114,548.47-158,077.76-63,561.40

Finding the Fourth Proportional to 114,548.47, 158,077.76 and 63,561.40

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Solution

The fourth proportional to 114,548.47, 158,077.76 and 63,561.40 is: 87,715.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,548.47 : 158,077.76 = 63,561.40 : x
  2. Step 2: Convert to fraction form
    114,548.47/158,077.76 = 63,561.40/x
  3. Step 3: Cross multiply
    114,548.47x = 158,077.76 × 63,561.40
  4. Step 4: Simplify right side
    114,548.47x = 10,047,643,021.46
  5. Step 5: Solve for x
    x = 10,047,643,021.46/114,548.47
  6. Step 6: Final answer
    x = 87,715.21

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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.