Home / 42,318.80-58,403.40-23,461.52

Finding the Fourth Proportional to 42,318.80, 58,403.40 and 23,461.52

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Solution

The fourth proportional to 42,318.80, 58,403.40 and 23,461.52 is: 32,378.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,318.80 : 58,403.40 = 23,461.52 : x
  2. Step 2: Convert to fraction form
    42,318.80/58,403.40 = 23,461.52/x
  3. Step 3: Cross multiply
    42,318.80x = 58,403.40 × 23,461.52
  4. Step 4: Simplify right side
    42,318.80x = 1,370,232,537.17
  5. Step 5: Solve for x
    x = 1,370,232,537.17/42,318.80
  6. Step 6: Final answer
    x = 32,378.81

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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.