Home / 99,025.41-136,658.57-70,798.53

Finding the Fourth Proportional to 99,025.41, 136,658.57 and 70,798.53

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Solution

The fourth proportional to 99,025.41, 136,658.57 and 70,798.53 is: 97,704.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,025.41 : 136,658.57 = 70,798.53 : x
  2. Step 2: Convert to fraction form
    99,025.41/136,658.57 = 70,798.53/x
  3. Step 3: Cross multiply
    99,025.41x = 136,658.57 × 70,798.53
  4. Step 4: Simplify right side
    99,025.41x = 9,675,225,513.91
  5. Step 5: Solve for x
    x = 9,675,225,513.91/99,025.41
  6. Step 6: Final answer
    x = 97,704.47

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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.