Home / 92,089.47-127,074.62-56,315.63

Finding the Fourth Proportional to 92,089.47, 127,074.62 and 56,315.63

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Solution

The fourth proportional to 92,089.47, 127,074.62 and 56,315.63 is: 77,710.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,089.47 : 127,074.62 = 56,315.63 : x
  2. Step 2: Convert to fraction form
    92,089.47/127,074.62 = 56,315.63/x
  3. Step 3: Cross multiply
    92,089.47x = 127,074.62 × 56,315.63
  4. Step 4: Simplify right side
    92,089.47x = 7,156,286,365.36
  5. Step 5: Solve for x
    x = 7,156,286,365.36/92,089.47
  6. Step 6: Final answer
    x = 77,710.15

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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.