Home / 249,191.65-373,557.21-99,395.50

Finding the Fourth Proportional to 249,191.65, 373,557.21 and 99,395.50

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Solution

The fourth proportional to 249,191.65, 373,557.21 and 99,395.50 is: 149,001.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,191.65 : 373,557.21 = 99,395.50 : x
  2. Step 2: Convert to fraction form
    249,191.65/373,557.21 = 99,395.50/x
  3. Step 3: Cross multiply
    249,191.65x = 373,557.21 × 99,395.50
  4. Step 4: Simplify right side
    249,191.65x = 37,129,905,666.56
  5. Step 5: Solve for x
    x = 37,129,905,666.56/249,191.65
  6. Step 6: Final answer
    x = 149,001.40

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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.