Home / 127,925.52-176,535.90-70,564.56

Finding the Fourth Proportional to 127,925.52, 176,535.90 and 70,564.56

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Solution

The fourth proportional to 127,925.52, 176,535.90 and 70,564.56 is: 97,378.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,925.52 : 176,535.90 = 70,564.56 : x
  2. Step 2: Convert to fraction form
    127,925.52/176,535.90 = 70,564.56/x
  3. Step 3: Cross multiply
    127,925.52x = 176,535.90 × 70,564.56
  4. Step 4: Simplify right side
    127,925.52x = 12,457,178,107.70
  5. Step 5: Solve for x
    x = 12,457,178,107.70/127,925.52
  6. Step 6: Final answer
    x = 97,378.37

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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.