Home / 70,430.02-97,150.25-57,528.04

Finding the Fourth Proportional to 70,430.02, 97,150.25 and 57,528.04

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Solution

The fourth proportional to 70,430.02, 97,150.25 and 57,528.04 is: 79,353.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,430.02 : 97,150.25 = 57,528.04 : x
  2. Step 2: Convert to fraction form
    70,430.02/97,150.25 = 57,528.04/x
  3. Step 3: Cross multiply
    70,430.02x = 97,150.25 × 57,528.04
  4. Step 4: Simplify right side
    70,430.02x = 5,588,863,468.01
  5. Step 5: Solve for x
    x = 5,588,863,468.01/70,430.02
  6. Step 6: Final answer
    x = 79,353.43

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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.