Home / 130,417.44-179,973.36-70,801.44

Finding the Fourth Proportional to 130,417.44, 179,973.36 and 70,801.44

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Solution

The fourth proportional to 130,417.44, 179,973.36 and 70,801.44 is: 97,704.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,417.44 : 179,973.36 = 70,801.44 : x
  2. Step 2: Convert to fraction form
    130,417.44/179,973.36 = 70,801.44/x
  3. Step 3: Cross multiply
    130,417.44x = 179,973.36 × 70,801.44
  4. Step 4: Simplify right side
    130,417.44x = 12,742,373,049.64
  5. Step 5: Solve for x
    x = 12,742,373,049.64/130,417.44
  6. Step 6: Final answer
    x = 97,704.52

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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.