Home / 249,870.63-374,803.50-72,376.14

Finding the Fourth Proportional to 249,870.63, 374,803.50 and 72,376.14

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Solution

The fourth proportional to 249,870.63, 374,803.50 and 72,376.14 is: 108,563.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,870.63 : 374,803.50 = 72,376.14 : x
  2. Step 2: Convert to fraction form
    249,870.63/374,803.50 = 72,376.14/x
  3. Step 3: Cross multiply
    249,870.63x = 374,803.50 × 72,376.14
  4. Step 4: Simplify right side
    249,870.63x = 27,126,830,588.49
  5. Step 5: Solve for x
    x = 27,126,830,588.49/249,870.63
  6. Step 6: Final answer
    x = 108,563.50

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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.