Home / 70,971.35-97,947.36-53,035.20

Finding the Fourth Proportional to 70,971.35, 97,947.36 and 53,035.20

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Solution

The fourth proportional to 70,971.35, 97,947.36 and 53,035.20 is: 73,193.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,971.35 : 97,947.36 = 53,035.20 : x
  2. Step 2: Convert to fraction form
    70,971.35/97,947.36 = 53,035.20/x
  3. Step 3: Cross multiply
    70,971.35x = 97,947.36 × 53,035.20
  4. Step 4: Simplify right side
    70,971.35x = 5,194,657,827.07
  5. Step 5: Solve for x
    x = 5,194,657,827.07/70,971.35
  6. Step 6: Final answer
    x = 73,193.74

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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.