Home / 249,586.25-374,445.05-89,678.34

Finding the Fourth Proportional to 249,586.25, 374,445.05 and 89,678.34

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Solution

The fourth proportional to 249,586.25, 374,445.05 and 89,678.34 is: 134,541.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,586.25 : 374,445.05 = 89,678.34 : x
  2. Step 2: Convert to fraction form
    249,586.25/374,445.05 = 89,678.34/x
  3. Step 3: Cross multiply
    249,586.25x = 374,445.05 × 89,678.34
  4. Step 4: Simplify right side
    249,586.25x = 33,579,610,056.83
  5. Step 5: Solve for x
    x = 33,579,610,056.83/249,586.25
  6. Step 6: Final answer
    x = 134,541.11

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1.5x scale

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.