Home / 102,074.07-153,146.19-45,953.53

Finding the Fourth Proportional to 102,074.07, 153,146.19 and 45,953.53

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Solution

The fourth proportional to 102,074.07, 153,146.19 and 45,953.53 is: 68,946.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,074.07 : 153,146.19 = 45,953.53 : x
  2. Step 2: Convert to fraction form
    102,074.07/153,146.19 = 45,953.53/x
  3. Step 3: Cross multiply
    102,074.07x = 153,146.19 × 45,953.53
  4. Step 4: Simplify right side
    102,074.07x = 7,037,607,826.01
  5. Step 5: Solve for x
    x = 7,037,607,826.01/102,074.07
  6. Step 6: Final answer
    x = 68,946.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.