Home / 214,907.16-296,526.78-130,030.68

Finding the Fourth Proportional to 214,907.16, 296,526.78 and 130,030.68

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Solution

The fourth proportional to 214,907.16, 296,526.78 and 130,030.68 is: 179,415.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,907.16 : 296,526.78 = 130,030.68 : x
  2. Step 2: Convert to fraction form
    214,907.16/296,526.78 = 130,030.68/x
  3. Step 3: Cross multiply
    214,907.16x = 296,526.78 × 130,030.68
  4. Step 4: Simplify right side
    214,907.16x = 38,557,578,841.61
  5. Step 5: Solve for x
    x = 38,557,578,841.61/214,907.16
  6. Step 6: Final answer
    x = 179,415.05

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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.