Home / 47,290.63-70,726.80-42,062.32

Finding the Fourth Proportional to 47,290.63, 70,726.80 and 42,062.32

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Solution

The fourth proportional to 47,290.63, 70,726.80 and 42,062.32 is: 62,907.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,290.63 : 70,726.80 = 42,062.32 : x
  2. Step 2: Convert to fraction form
    47,290.63/70,726.80 = 42,062.32/x
  3. Step 3: Cross multiply
    47,290.63x = 70,726.80 × 42,062.32
  4. Step 4: Simplify right side
    47,290.63x = 2,974,933,294.18
  5. Step 5: Solve for x
    x = 2,974,933,294.18/47,290.63
  6. Step 6: Final answer
    x = 62,907.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.