Home / 197,633.93-272,779.65-154,528.16

Finding the Fourth Proportional to 197,633.93, 272,779.65 and 154,528.16

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Solution

The fourth proportional to 197,633.93, 272,779.65 and 154,528.16 is: 213,283.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,633.93 : 272,779.65 = 154,528.16 : x
  2. Step 2: Convert to fraction form
    197,633.93/272,779.65 = 154,528.16/x
  3. Step 3: Cross multiply
    197,633.93x = 272,779.65 × 154,528.16
  4. Step 4: Simplify right side
    197,633.93x = 42,152,136,036.05
  5. Step 5: Solve for x
    x = 42,152,136,036.05/197,633.93
  6. Step 6: Final answer
    x = 213,283.91

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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.