Home / 249,421.60-344,315.01-158,901.67

Finding the Fourth Proportional to 249,421.60, 344,315.01 and 158,901.67

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Solution

The fourth proportional to 249,421.60, 344,315.01 and 158,901.67 is: 219,356.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,421.60 : 344,315.01 = 158,901.67 : x
  2. Step 2: Convert to fraction form
    249,421.60/344,315.01 = 158,901.67/x
  3. Step 3: Cross multiply
    249,421.60x = 344,315.01 × 158,901.67
  4. Step 4: Simplify right side
    249,421.60x = 54,712,230,095.07
  5. Step 5: Solve for x
    x = 54,712,230,095.07/249,421.60
  6. Step 6: Final answer
    x = 219,356.42

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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.