Home / 94,871.66-130,915.04-52,430.09

Finding the Fourth Proportional to 94,871.66, 130,915.04 and 52,430.09

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Solution

The fourth proportional to 94,871.66, 130,915.04 and 52,430.09 is: 72,349.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,871.66 : 130,915.04 = 52,430.09 : x
  2. Step 2: Convert to fraction form
    94,871.66/130,915.04 = 52,430.09/x
  3. Step 3: Cross multiply
    94,871.66x = 130,915.04 × 52,430.09
  4. Step 4: Simplify right side
    94,871.66x = 6,863,886,412.83
  5. Step 5: Solve for x
    x = 6,863,886,412.83/94,871.66
  6. Step 6: Final answer
    x = 72,349.18

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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.