Home / 153,965.95-230,860.74-47,322.16

Finding the Fourth Proportional to 153,965.95, 230,860.74 and 47,322.16

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Solution

The fourth proportional to 153,965.95, 230,860.74 and 47,322.16 is: 70,956.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,965.95 : 230,860.74 = 47,322.16 : x
  2. Step 2: Convert to fraction form
    153,965.95/230,860.74 = 47,322.16/x
  3. Step 3: Cross multiply
    153,965.95x = 230,860.74 × 47,322.16
  4. Step 4: Simplify right side
    153,965.95x = 10,924,828,876.00
  5. Step 5: Solve for x
    x = 10,924,828,876.00/153,965.95
  6. Step 6: Final answer
    x = 70,956.14

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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.