Home / 127,953.07-176,569.07-69,806.34

Finding the Fourth Proportional to 127,953.07, 176,569.07 and 69,806.34

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Solution

The fourth proportional to 127,953.07, 176,569.07 and 69,806.34 is: 96,329.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,953.07 : 176,569.07 = 69,806.34 : x
  2. Step 2: Convert to fraction form
    127,953.07/176,569.07 = 69,806.34/x
  3. Step 3: Cross multiply
    127,953.07x = 176,569.07 × 69,806.34
  4. Step 4: Simplify right side
    127,953.07x = 12,325,640,533.90
  5. Step 5: Solve for x
    x = 12,325,640,533.90/127,953.07
  6. Step 6: Final answer
    x = 96,329.38

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1.5x scale

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.