Home / 130,303.35-179,725.93-119,582.85

Finding the Fourth Proportional to 130,303.35, 179,725.93 and 119,582.85

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Solution

The fourth proportional to 130,303.35, 179,725.93 and 119,582.85 is: 164,939.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,303.35 : 179,725.93 = 119,582.85 : x
  2. Step 2: Convert to fraction form
    130,303.35/179,725.93 = 119,582.85/x
  3. Step 3: Cross multiply
    130,303.35x = 179,725.93 × 119,582.85
  4. Step 4: Simplify right side
    130,303.35x = 21,492,137,431.76
  5. Step 5: Solve for x
    x = 21,492,137,431.76/130,303.35
  6. Step 6: Final answer
    x = 164,939.25

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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.