Home / 42,130.56-58,138.80-23,266.16

Finding the Fourth Proportional to 42,130.56, 58,138.80 and 23,266.16

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Solution

The fourth proportional to 42,130.56, 58,138.80 and 23,266.16 is: 32,106.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,130.56 : 58,138.80 = 23,266.16 : x
  2. Step 2: Convert to fraction form
    42,130.56/58,138.80 = 23,266.16/x
  3. Step 3: Cross multiply
    42,130.56x = 58,138.80 × 23,266.16
  4. Step 4: Simplify right side
    42,130.56x = 1,352,666,623.01
  5. Step 5: Solve for x
    x = 1,352,666,623.01/42,130.56
  6. Step 6: Final answer
    x = 32,106.54

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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.