Home / 114,070.18-157,422-63,769.18

Finding the Fourth Proportional to 114,070.18, 157,422 and 63,769.18

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Solution

The fourth proportional to 114,070.18, 157,422 and 63,769.18 is: 88,004.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,070.18 : 157,422 = 63,769.18 : x
  2. Step 2: Convert to fraction form
    114,070.18/157,422 = 63,769.18/x
  3. Step 3: Cross multiply
    114,070.18x = 157,422 × 63,769.18
  4. Step 4: Simplify right side
    114,070.18x = 10,038,671,853.96
  5. Step 5: Solve for x
    x = 10,038,671,853.96/114,070.18
  6. Step 6: Final answer
    x = 88,004.35

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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.