Home / 70,430.93-97,194.81-38,599.16

Finding the Fourth Proportional to 70,430.93, 97,194.81 and 38,599.16

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Solution

The fourth proportional to 70,430.93, 97,194.81 and 38,599.16 is: 53,266.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,430.93 : 97,194.81 = 38,599.16 : x
  2. Step 2: Convert to fraction form
    70,430.93/97,194.81 = 38,599.16/x
  3. Step 3: Cross multiply
    70,430.93x = 97,194.81 × 38,599.16
  4. Step 4: Simplify right side
    70,430.93x = 3,751,638,022.36
  5. Step 5: Solve for x
    x = 3,751,638,022.36/70,430.93
  6. Step 6: Final answer
    x = 53,266.91

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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.