Home / 94,254.09-130,070.66-53,981.21

Finding the Fourth Proportional to 94,254.09, 130,070.66 and 53,981.21

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Solution

The fourth proportional to 94,254.09, 130,070.66 and 53,981.21 is: 74,494.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,254.09 : 130,070.66 = 53,981.21 : x
  2. Step 2: Convert to fraction form
    94,254.09/130,070.66 = 53,981.21/x
  3. Step 3: Cross multiply
    94,254.09x = 130,070.66 × 53,981.21
  4. Step 4: Simplify right side
    94,254.09x = 7,021,370,692.04
  5. Step 5: Solve for x
    x = 7,021,370,692.04/94,254.09
  6. Step 6: Final answer
    x = 74,494.07

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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.