Home / 93,861.74-129,530.67-51,417.47

Finding the Fourth Proportional to 93,861.74, 129,530.67 and 51,417.47

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Solution

The fourth proportional to 93,861.74, 129,530.67 and 51,417.47 is: 70,956.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,861.74 : 129,530.67 = 51,417.47 : x
  2. Step 2: Convert to fraction form
    93,861.74/129,530.67 = 51,417.47/x
  3. Step 3: Cross multiply
    93,861.74x = 129,530.67 × 51,417.47
  4. Step 4: Simplify right side
    93,861.74x = 6,660,139,338.80
  5. Step 5: Solve for x
    x = 6,660,139,338.80/93,861.74
  6. Step 6: Final answer
    x = 70,956.91

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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.