Home / 178,151.16-245,622.06-127,224.84

Finding the Fourth Proportional to 178,151.16, 245,622.06 and 127,224.84

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Solution

The fourth proportional to 178,151.16, 245,622.06 and 127,224.84 is: 175,408.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,151.16 : 245,622.06 = 127,224.84 : x
  2. Step 2: Convert to fraction form
    178,151.16/245,622.06 = 127,224.84/x
  3. Step 3: Cross multiply
    178,151.16x = 245,622.06 × 127,224.84
  4. Step 4: Simplify right side
    178,151.16x = 31,249,227,283.97
  5. Step 5: Solve for x
    x = 31,249,227,283.97/178,151.16
  6. Step 6: Final answer
    x = 175,408.50

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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.