Home / 30,735.03-42,325.06-26,700.01

Finding the Fourth Proportional to 30,735.03, 42,325.06 and 26,700.01

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Solution

The fourth proportional to 30,735.03, 42,325.06 and 26,700.01 is: 36,768.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,735.03 : 42,325.06 = 26,700.01 : x
  2. Step 2: Convert to fraction form
    30,735.03/42,325.06 = 26,700.01/x
  3. Step 3: Cross multiply
    30,735.03x = 42,325.06 × 26,700.01
  4. Step 4: Simplify right side
    30,735.03x = 1,130,079,525.25
  5. Step 5: Solve for x
    x = 1,130,079,525.25/30,735.03
  6. Step 6: Final answer
    x = 36,768.45

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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.