Home / 127,570.04-191,398.31-56,482.89

Finding the Fourth Proportional to 127,570.04, 191,398.31 and 56,482.89

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Solution

The fourth proportional to 127,570.04, 191,398.31 and 56,482.89 is: 84,743.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,570.04 : 191,398.31 = 56,482.89 : x
  2. Step 2: Convert to fraction form
    127,570.04/191,398.31 = 56,482.89/x
  3. Step 3: Cross multiply
    127,570.04x = 191,398.31 × 56,482.89
  4. Step 4: Simplify right side
    127,570.04x = 10,810,729,689.92
  5. Step 5: Solve for x
    x = 10,810,729,689.92/127,570.04
  6. Step 6: Final answer
    x = 84,743.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.