Home / 130,188.12-179,627.40-73,598.28

Finding the Fourth Proportional to 130,188.12, 179,627.40 and 73,598.28

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Solution

The fourth proportional to 130,188.12, 179,627.40 and 73,598.28 is: 101,547.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,188.12 : 179,627.40 = 73,598.28 : x
  2. Step 2: Convert to fraction form
    130,188.12/179,627.40 = 73,598.28/x
  3. Step 3: Cross multiply
    130,188.12x = 179,627.40 × 73,598.28
  4. Step 4: Simplify right side
    130,188.12x = 13,220,267,680.87
  5. Step 5: Solve for x
    x = 13,220,267,680.87/130,188.12
  6. Step 6: Final answer
    x = 101,547.42

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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.