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Finding the Fourth Proportional to 130,060.56, 179,483.40 and 70,444.56

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Solution

The fourth proportional to 130,060.56, 179,483.40 and 70,444.56 is: 97,213.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,060.56 : 179,483.40 = 70,444.56 : x
  2. Step 2: Convert to fraction form
    130,060.56/179,483.40 = 70,444.56/x
  3. Step 3: Cross multiply
    130,060.56x = 179,483.40 × 70,444.56
  4. Step 4: Simplify right side
    130,060.56x = 12,643,629,140.30
  5. Step 5: Solve for x
    x = 12,643,629,140.30/130,060.56
  6. Step 6: Final answer
    x = 97,213.40

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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.