Home / 130,009.02-179,416.53-73,424.04

Finding the Fourth Proportional to 130,009.02, 179,416.53 and 73,424.04

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Solution

The fourth proportional to 130,009.02, 179,416.53 and 73,424.04 is: 101,327.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,009.02 : 179,416.53 = 73,424.04 : x
  2. Step 2: Convert to fraction form
    130,009.02/179,416.53 = 73,424.04/x
  3. Step 3: Cross multiply
    130,009.02x = 179,416.53 × 73,424.04
  4. Step 4: Simplify right side
    130,009.02x = 13,173,486,475.38
  5. Step 5: Solve for x
    x = 13,173,486,475.38/130,009.02
  6. Step 6: Final answer
    x = 101,327.48

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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.