Home / 42,038.31-58,014.09-23,176.65

Finding the Fourth Proportional to 42,038.31, 58,014.09 and 23,176.65

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Solution

The fourth proportional to 42,038.31, 58,014.09 and 23,176.65 is: 31,984.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,038.31 : 58,014.09 = 23,176.65 : x
  2. Step 2: Convert to fraction form
    42,038.31/58,014.09 = 23,176.65/x
  3. Step 3: Cross multiply
    42,038.31x = 58,014.09 × 23,176.65
  4. Step 4: Simplify right side
    42,038.31x = 1,344,572,259.00
  5. Step 5: Solve for x
    x = 1,344,572,259.00/42,038.31
  6. Step 6: Final answer
    x = 31,984.45

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Double scale
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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.