Home / 53,488.40-73,816.30-29,615.08

Finding the Fourth Proportional to 53,488.40, 73,816.30 and 29,615.08

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Solution

The fourth proportional to 53,488.40, 73,816.30 and 29,615.08 is: 40,870.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,488.40 : 73,816.30 = 29,615.08 : x
  2. Step 2: Convert to fraction form
    53,488.40/73,816.30 = 29,615.08/x
  3. Step 3: Cross multiply
    53,488.40x = 73,816.30 × 29,615.08
  4. Step 4: Simplify right side
    53,488.40x = 2,186,075,260.72
  5. Step 5: Solve for x
    x = 2,186,075,260.72/53,488.40
  6. Step 6: Final answer
    x = 40,870.08

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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.