Home / 56,068.21-77,373.51-30,574.49

Finding the Fourth Proportional to 56,068.21, 77,373.51 and 30,574.49

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Solution

The fourth proportional to 56,068.21, 77,373.51 and 30,574.49 is: 42,192.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,068.21 : 77,373.51 = 30,574.49 : x
  2. Step 2: Convert to fraction form
    56,068.21/77,373.51 = 30,574.49/x
  3. Step 3: Cross multiply
    56,068.21x = 77,373.51 × 30,574.49
  4. Step 4: Simplify right side
    56,068.21x = 2,365,655,607.76
  5. Step 5: Solve for x
    x = 2,365,655,607.76/56,068.21
  6. Step 6: Final answer
    x = 42,192.46

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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.