Home / 74,419.40-102,696.98-42,586.26

Finding the Fourth Proportional to 74,419.40, 102,696.98 and 42,586.26

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Solution

The fourth proportional to 74,419.40, 102,696.98 and 42,586.26 is: 58,768.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,419.40 : 102,696.98 = 42,586.26 : x
  2. Step 2: Convert to fraction form
    74,419.40/102,696.98 = 42,586.26/x
  3. Step 3: Cross multiply
    74,419.40x = 102,696.98 × 42,586.26
  4. Step 4: Simplify right side
    74,419.40x = 4,373,480,291.49
  5. Step 5: Solve for x
    x = 4,373,480,291.49/74,419.40
  6. Step 6: Final answer
    x = 58,768.01

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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.