Home / 97,140.06-134,059.05-59,421.60

Finding the Fourth Proportional to 97,140.06, 134,059.05 and 59,421.60

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Solution

The fourth proportional to 97,140.06, 134,059.05 and 59,421.60 is: 82,005.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,140.06 : 134,059.05 = 59,421.60 : x
  2. Step 2: Convert to fraction form
    97,140.06/134,059.05 = 59,421.60/x
  3. Step 3: Cross multiply
    97,140.06x = 134,059.05 × 59,421.60
  4. Step 4: Simplify right side
    97,140.06x = 7,966,003,245.48
  5. Step 5: Solve for x
    x = 7,966,003,245.48/97,140.06
  6. Step 6: Final answer
    x = 82,005.34

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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.