Home / 98,560.17-136,018.07-60,307.72

Finding the Fourth Proportional to 98,560.17, 136,018.07 and 60,307.72

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Solution

The fourth proportional to 98,560.17, 136,018.07 and 60,307.72 is: 83,227.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,560.17 : 136,018.07 = 60,307.72 : x
  2. Step 2: Convert to fraction form
    98,560.17/136,018.07 = 60,307.72/x
  3. Step 3: Cross multiply
    98,560.17x = 136,018.07 × 60,307.72
  4. Step 4: Simplify right side
    98,560.17x = 8,202,938,698.87
  5. Step 5: Solve for x
    x = 8,202,938,698.87/98,560.17
  6. Step 6: Final answer
    x = 83,227.72

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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.