Home / 93,573.23-129,130.40-51,131.66

Finding the Fourth Proportional to 93,573.23, 129,130.40 and 51,131.66

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Solution

The fourth proportional to 93,573.23, 129,130.40 and 51,131.66 is: 70,561.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,573.23 : 129,130.40 = 51,131.66 : x
  2. Step 2: Convert to fraction form
    93,573.23/129,130.40 = 51,131.66/x
  3. Step 3: Cross multiply
    93,573.23x = 129,130.40 × 51,131.66
  4. Step 4: Simplify right side
    93,573.23x = 6,602,651,190.64
  5. Step 5: Solve for x
    x = 6,602,651,190.64/93,573.23
  6. Step 6: Final answer
    x = 70,561.33

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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.