Home / 42,730.40-58,966.80-23,348.54

Finding the Fourth Proportional to 42,730.40, 58,966.80 and 23,348.54

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Solution

The fourth proportional to 42,730.40, 58,966.80 and 23,348.54 is: 32,220.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,730.40 : 58,966.80 = 23,348.54 : x
  2. Step 2: Convert to fraction form
    42,730.40/58,966.80 = 23,348.54/x
  3. Step 3: Cross multiply
    42,730.40x = 58,966.80 × 23,348.54
  4. Step 4: Simplify right side
    42,730.40x = 1,376,788,688.47
  5. Step 5: Solve for x
    x = 1,376,788,688.47/42,730.40
  6. Step 6: Final answer
    x = 32,220.36

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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.