Home / 104,427.83-144,110.55-56,681.15

Finding the Fourth Proportional to 104,427.83, 144,110.55 and 56,681.15

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Solution

The fourth proportional to 104,427.83, 144,110.55 and 56,681.15 is: 78,220.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,427.83 : 144,110.55 = 56,681.15 : x
  2. Step 2: Convert to fraction form
    104,427.83/144,110.55 = 56,681.15/x
  3. Step 3: Cross multiply
    104,427.83x = 144,110.55 × 56,681.15
  4. Step 4: Simplify right side
    104,427.83x = 8,168,351,701.13
  5. Step 5: Solve for x
    x = 8,168,351,701.13/104,427.83
  6. Step 6: Final answer
    x = 78,220.07

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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.