Home / 60,430.74-83,385.18-33,570.78

Finding the Fourth Proportional to 60,430.74, 83,385.18 and 33,570.78

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Solution

The fourth proportional to 60,430.74, 83,385.18 and 33,570.78 is: 46,322.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,430.74 : 83,385.18 = 33,570.78 : x
  2. Step 2: Convert to fraction form
    60,430.74/83,385.18 = 33,570.78/x
  3. Step 3: Cross multiply
    60,430.74x = 83,385.18 × 33,570.78
  4. Step 4: Simplify right side
    60,430.74x = 2,799,305,533.04
  5. Step 5: Solve for x
    x = 2,799,305,533.04/60,430.74
  6. Step 6: Final answer
    x = 46,322.54

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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.