Home / 123,427.36-185,001.06-56,729.68

Finding the Fourth Proportional to 123,427.36, 185,001.06 and 56,729.68

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Solution

The fourth proportional to 123,427.36, 185,001.06 and 56,729.68 is: 85,030.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,427.36 : 185,001.06 = 56,729.68 : x
  2. Step 2: Convert to fraction form
    123,427.36/185,001.06 = 56,729.68/x
  3. Step 3: Cross multiply
    123,427.36x = 185,001.06 × 56,729.68
  4. Step 4: Simplify right side
    123,427.36x = 10,495,050,933.46
  5. Step 5: Solve for x
    x = 10,495,050,933.46/123,427.36
  6. Step 6: Final answer
    x = 85,030.18

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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.