Home / 42,140.23-58,152.40-23,276.95

Finding the Fourth Proportional to 42,140.23, 58,152.40 and 23,276.95

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Solution

The fourth proportional to 42,140.23, 58,152.40 and 23,276.95 is: 32,121.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,140.23 : 58,152.40 = 23,276.95 : x
  2. Step 2: Convert to fraction form
    42,140.23/58,152.40 = 23,276.95/x
  3. Step 3: Cross multiply
    42,140.23x = 58,152.40 × 23,276.95
  4. Step 4: Simplify right side
    42,140.23x = 1,353,610,507.18
  5. Step 5: Solve for x
    x = 1,353,610,507.18/42,140.23
  6. Step 6: Final answer
    x = 32,121.57

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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.