Home / 34,276.79-47,303.04-19,170.08

Finding the Fourth Proportional to 34,276.79, 47,303.04 and 19,170.08

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Solution

The fourth proportional to 34,276.79, 47,303.04 and 19,170.08 is: 26,455.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,276.79 : 47,303.04 = 19,170.08 : x
  2. Step 2: Convert to fraction form
    34,276.79/47,303.04 = 19,170.08/x
  3. Step 3: Cross multiply
    34,276.79x = 47,303.04 × 19,170.08
  4. Step 4: Simplify right side
    34,276.79x = 906,803,061.04
  5. Step 5: Solve for x
    x = 906,803,061.04/34,276.79
  6. Step 6: Final answer
    x = 26,455.31

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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.