Home / 74,526.50-102,816.23-42,254.33

Finding the Fourth Proportional to 74,526.50, 102,816.23 and 42,254.33

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Solution

The fourth proportional to 74,526.50, 102,816.23 and 42,254.33 is: 58,293.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,526.50 : 102,816.23 = 42,254.33 : x
  2. Step 2: Convert to fraction form
    74,526.50/102,816.23 = 42,254.33/x
  3. Step 3: Cross multiply
    74,526.50x = 102,816.23 × 42,254.33
  4. Step 4: Simplify right side
    74,526.50x = 4,344,430,186.42
  5. Step 5: Solve for x
    x = 4,344,430,186.42/74,526.50
  6. Step 6: Final answer
    x = 58,293.76

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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.