Home / 70,325.49-97,055.78-42,030.57

Finding the Fourth Proportional to 70,325.49, 97,055.78 and 42,030.57

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Solution

The fourth proportional to 70,325.49, 97,055.78 and 42,030.57 is: 58,006.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,325.49 : 97,055.78 = 42,030.57 : x
  2. Step 2: Convert to fraction form
    70,325.49/97,055.78 = 42,030.57/x
  3. Step 3: Cross multiply
    70,325.49x = 97,055.78 × 42,030.57
  4. Step 4: Simplify right side
    70,325.49x = 4,079,309,545.04
  5. Step 5: Solve for x
    x = 4,079,309,545.04/70,325.49
  6. Step 6: Final answer
    x = 58,006.13

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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.