Home / 152,630.03-210,615.52-84,646.80

Finding the Fourth Proportional to 152,630.03, 210,615.52 and 84,646.80

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Solution

The fourth proportional to 152,630.03, 210,615.52 and 84,646.80 is: 116,804.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,630.03 : 210,615.52 = 84,646.80 : x
  2. Step 2: Convert to fraction form
    152,630.03/210,615.52 = 84,646.80/x
  3. Step 3: Cross multiply
    152,630.03x = 210,615.52 × 84,646.80
  4. Step 4: Simplify right side
    152,630.03x = 17,827,929,798.34
  5. Step 5: Solve for x
    x = 17,827,929,798.34/152,630.03
  6. Step 6: Final answer
    x = 116,804.86

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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.