Home / 130,094.95-179,465.28-87,076.24

Finding the Fourth Proportional to 130,094.95, 179,465.28 and 87,076.24

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Solution

The fourth proportional to 130,094.95, 179,465.28 and 87,076.24 is: 120,121.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,094.95 : 179,465.28 = 87,076.24 : x
  2. Step 2: Convert to fraction form
    130,094.95/179,465.28 = 87,076.24/x
  3. Step 3: Cross multiply
    130,094.95x = 179,465.28 × 87,076.24
  4. Step 4: Simplify right side
    130,094.95x = 15,627,161,792.95
  5. Step 5: Solve for x
    x = 15,627,161,792.95/130,094.95
  6. Step 6: Final answer
    x = 120,121.20

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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.