Home / 70,888.02-97,825.50-39,056.64

Finding the Fourth Proportional to 70,888.02, 97,825.50 and 39,056.64

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Solution

The fourth proportional to 70,888.02, 97,825.50 and 39,056.64 is: 53,898.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,888.02 : 97,825.50 = 39,056.64 : x
  2. Step 2: Convert to fraction form
    70,888.02/97,825.50 = 39,056.64/x
  3. Step 3: Cross multiply
    70,888.02x = 97,825.50 × 39,056.64
  4. Step 4: Simplify right side
    70,888.02x = 3,820,735,336.32
  5. Step 5: Solve for x
    x = 3,820,735,336.32/70,888.02
  6. Step 6: Final answer
    x = 53,898.18

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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.