Home / 249,721.50-374,582.61-101,977.50

Finding the Fourth Proportional to 249,721.50, 374,582.61 and 101,977.50

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Solution

The fourth proportional to 249,721.50, 374,582.61 and 101,977.50 is: 152,966.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,721.50 : 374,582.61 = 101,977.50 : x
  2. Step 2: Convert to fraction form
    249,721.50/374,582.61 = 101,977.50/x
  3. Step 3: Cross multiply
    249,721.50x = 374,582.61 × 101,977.50
  4. Step 4: Simplify right side
    249,721.50x = 38,198,998,111.28
  5. Step 5: Solve for x
    x = 38,198,998,111.28/249,721.50
  6. Step 6: Final answer
    x = 152,966.40

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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.