Home / 114,281.76-157,725.36-63,984

Finding the Fourth Proportional to 114,281.76, 157,725.36 and 63,984

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Solution

The fourth proportional to 114,281.76, 157,725.36 and 63,984 is: 88,307.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,281.76 : 157,725.36 = 63,984 : x
  2. Step 2: Convert to fraction form
    114,281.76/157,725.36 = 63,984/x
  3. Step 3: Cross multiply
    114,281.76x = 157,725.36 × 63,984
  4. Step 4: Simplify right side
    114,281.76x = 10,091,899,434.24
  5. Step 5: Solve for x
    x = 10,091,899,434.24/114,281.76
  6. Step 6: Final answer
    x = 88,307.18

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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.