Home / 249,235.44-373,905-108,956.40

Finding the Fourth Proportional to 249,235.44, 373,905 and 108,956.40

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Solution

The fourth proportional to 249,235.44, 373,905 and 108,956.40 is: 163,457.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,235.44 : 373,905 = 108,956.40 : x
  2. Step 2: Convert to fraction form
    249,235.44/373,905 = 108,956.40/x
  3. Step 3: Cross multiply
    249,235.44x = 373,905 × 108,956.40
  4. Step 4: Simplify right side
    249,235.44x = 40,739,342,742
  5. Step 5: Solve for x
    x = 40,739,342,742/249,235.44
  6. Step 6: Final answer
    x = 163,457.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.