Home / 42,280.06-58,347.40-23,418.40

Finding the Fourth Proportional to 42,280.06, 58,347.40 and 23,418.40

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Solution

The fourth proportional to 42,280.06, 58,347.40 and 23,418.40 is: 32,317.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,280.06 : 58,347.40 = 23,418.40 : x
  2. Step 2: Convert to fraction form
    42,280.06/58,347.40 = 23,418.40/x
  3. Step 3: Cross multiply
    42,280.06x = 58,347.40 × 23,418.40
  4. Step 4: Simplify right side
    42,280.06x = 1,366,402,752.16
  5. Step 5: Solve for x
    x = 1,366,402,752.16/42,280.06
  6. Step 6: Final answer
    x = 32,317.90

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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.