Home / 251,526.26-377,159.54-74,010.21

Finding the Fourth Proportional to 251,526.26, 377,159.54 and 74,010.21

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Solution

The fourth proportional to 251,526.26, 377,159.54 and 74,010.21 is: 110,977.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,526.26 : 377,159.54 = 74,010.21 : x
  2. Step 2: Convert to fraction form
    251,526.26/377,159.54 = 74,010.21/x
  3. Step 3: Cross multiply
    251,526.26x = 377,159.54 × 74,010.21
  4. Step 4: Simplify right side
    251,526.26x = 27,913,655,390.81
  5. Step 5: Solve for x
    x = 27,913,655,390.81/251,526.26
  6. Step 6: Final answer
    x = 110,977.10

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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.