Home / 60,030.47-82,840.91-33,172.40

Finding the Fourth Proportional to 60,030.47, 82,840.91 and 33,172.40

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Solution

The fourth proportional to 60,030.47, 82,840.91 and 33,172.40 is: 45,777.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,030.47 : 82,840.91 = 33,172.40 : x
  2. Step 2: Convert to fraction form
    60,030.47/82,840.91 = 33,172.40/x
  3. Step 3: Cross multiply
    60,030.47x = 82,840.91 × 33,172.40
  4. Step 4: Simplify right side
    60,030.47x = 2,748,031,222.82
  5. Step 5: Solve for x
    x = 2,748,031,222.82/60,030.47
  6. Step 6: Final answer
    x = 45,777.28

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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.