Home / 42,720.24-58,955.16-23,858.60

Finding the Fourth Proportional to 42,720.24, 58,955.16 and 23,858.60

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Solution

The fourth proportional to 42,720.24, 58,955.16 and 23,858.60 is: 32,925.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,720.24 : 58,955.16 = 23,858.60 : x
  2. Step 2: Convert to fraction form
    42,720.24/58,955.16 = 23,858.60/x
  3. Step 3: Cross multiply
    42,720.24x = 58,955.16 × 23,858.60
  4. Step 4: Simplify right side
    42,720.24x = 1,406,587,580.38
  5. Step 5: Solve for x
    x = 1,406,587,580.38/42,720.24
  6. Step 6: Final answer
    x = 32,925.55

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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.