Home / 74,011.02-111,030.23-23,422.79

Finding the Fourth Proportional to 74,011.02, 111,030.23 and 23,422.79

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Solution

The fourth proportional to 74,011.02, 111,030.23 and 23,422.79 is: 35,138.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,011.02 : 111,030.23 = 23,422.79 : x
  2. Step 2: Convert to fraction form
    74,011.02/111,030.23 = 23,422.79/x
  3. Step 3: Cross multiply
    74,011.02x = 111,030.23 × 23,422.79
  4. Step 4: Simplify right side
    74,011.02x = 2,600,637,088.68
  5. Step 5: Solve for x
    x = 2,600,637,088.68/74,011.02
  6. Step 6: Final answer
    x = 35,138.51

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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.