Home / 130,048.36-179,466.96-70,432.36

Finding the Fourth Proportional to 130,048.36, 179,466.96 and 70,432.36

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Solution

The fourth proportional to 130,048.36, 179,466.96 and 70,432.36 is: 97,196.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,048.36 : 179,466.96 = 70,432.36 : x
  2. Step 2: Convert to fraction form
    130,048.36/179,466.96 = 70,432.36/x
  3. Step 3: Cross multiply
    130,048.36x = 179,466.96 × 70,432.36
  4. Step 4: Simplify right side
    130,048.36x = 12,640,281,534.83
  5. Step 5: Solve for x
    x = 12,640,281,534.83/130,048.36
  6. Step 6: Final answer
    x = 97,196.78

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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.